Name: BB19
Brand: Littelfuse Inc.
SKU: BB19
Availability: InStock
Rating: 5 (159 reviews)

BB19

Pour Référence Seulement

Référence	BB19
Fabricant	Littelfuse Inc.
Description	BUSBAR TERMINAL
Fiche technique
paquet	-
ECAD
En stock	2 430 piece(s)
Prix unitaire	Request a Quote
Délai de mise en œuvre	VÊtre confirmé
Temps de livraison estimé	mai 5 - mai 10 (Choisissez l'expédition accélérée)
Demander un Devis

Méthodes de paiement
Services de livraison

Nous offrons BB19 pour prix compétitif sur le marché mondial, s'il vous plaît envoyez-nous une demande de quota pour les prix. Merci!
Pour traiter votre demande de devis, s'il vous plaît ajouter BB19 avec la quantité dans la nomenclature. Heisener.com Ne nécessite pas de toute inscription pour demander un devis de BB19.

Spécifications BB19

Fabricant	Littelfuse Inc.
Catégorie	Dispositifs contre les surtensions, les surintensités et la surchauffe - Accessoires
paquet	-
ECAD
Séries	*
Type d'accessoire	-
A utiliser avec / Produits associés	-

BB19 Packaging

BB19 FAQ

1. How to order BB19 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that BB19 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the BB19. All suppliers must pass our qualification reviews before they can publish their products including BB19 on Heisener; we pay more attention to the channels and quality of BB19 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the BB19 price and inventory displayed accurate?

The price and inventory of BB19 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of BB19?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the BB19 we delivered, we will accept the replacement or return of the BB19 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of BB19.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as BB19 pin diagram, BB19 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

BB19 Produits Connexes

SIT8209AI-G1-28E-133.333330T	SiTIME, -40 TO 85C, 2520, 20PPM, 2.8V, 1, -, *	Vue
2225Y5000471KDR	Knowles Syfer, CAP CER 2225, -, *	Vue
1N5404G B0G	TSC America Inc., DIODE, 3A, 400V, DO-201AD, DO-201AD, Axial, *	Vue
10AX066H4F34I4SGES	Altera, IC FPGA 492 I/O 1152FCBGA, 1152-BBGA, FCBGA, *	Vue
MXLPLAD15KP78CA	Microsemi Corporation, TVS DIODE 78VWM 126VC PLAD, Nonstandard SMD, *	Vue
CW010R8200JE12HS	Vishay Dale, RES 0.82 OHM 13W 5% AXIAL, Axial, *	Vue
RN60C6420DRE6	Vishay Dale, RES 642 OHM 1/4W .5% AXIAL, Axial, *	Vue
CRA06E0837K50FTA	Vishay Dale, RES ARRAY 4 RES 7.5K OHM 1206, 1206 (3216 Metric), Convex, Long Side Terminals, *	Vue
RT0603BRC0793K1L	Yageo, RES SMD 93.1KOHM 0.1% 1/10W 0603, 0603 (1608 Metric), *	Vue
MNG10-6FLK	3M, CONN SPADE TERM 10-12AWG #6 YEL, -, *	Vue
DCMM21WA4PN	ITT Cannon, LLC, CONN D-SUB PLUG 21P PNL MNT SLDR, -, *	Vue
MP8-3E-1L-1R-4LE-00	Artesyn Embedded Technologies, MP CONFIGURABLE POWER SUPPLY, -, *	Vue

BB19 Des garanties

Garanties de service

Nous garantissons la satisfaction du client à 100%.

Notre équipe de vente expérimentée et notre équipe d'assistance technique recourent à nos services pour satisfaire tous nos clients.

Garantie de qualité

Nous fournissons une garantie de 90 jours.

Si les articles que vous avez reçus n'étaient pas de qualité parfaite, nous serions responsables de votre remboursement ou de votre remplacement, mais les articles doivent être retournés dans leur état d'origine.

Chaînes d'approvisionnement mondiales - Ressources de distributeurs fiables et agréées

Référence

Fabricant

Description

Stock

BB19

D# V36:1790_06437989

Littelfuse Inc

Power Feed Lug 115A 1000VDC DIN Rail Quick Connect

RoHS: Not Compliant

Référence	Fabricant	Description	Stock
Y112119K0000T0L D# Y112119K0000T0L	Vishay Precision Group Inc	High-Precision Resistor Metal Foil 19kOhm 0.01% Bulk - Bulk (Alt: Y112119K0000T0L) RoHS: Not Compliant	0
BB199,115 D# BB199,115	NXP Semiconductors	- Bulk (Alt: BB199,115)	0
R1QDA3636CBB-19IB0 D# R1QDA3636CBB-19IB0	Renesas Electronics Corporation	- Bulk (Alt: R1QDA3636CBB-19IB0) RoHS: Compliant	0
BKCMCR1ABB1 999M97 D# BKCMCR1ABB1 999M97	Intel Corporation	INTEL NUC RUGGED CHASSIS ELEMENT US CORD 2 PACK AUSTIN BEACH - Bulk (Alt: BKCMCR1ABB1 999M97) RoHS: Compliant	0
W1G300-BB19-01 D# W1G300-BB19-01	ebm-papst	DC AXIAL FAN - Bulk (Alt: W1G300-BB19-01) RoHS: Compliant	0
R1QDA7236ABB-19IB0 D# R1QDA7236ABB-19IB0	Renesas Electronics Corporation	72-Mbit QDRII+ SRAM 1.8V 165-Pin FBGA - Bulk (Alt: R1QDA7236ABB-19IB0) RoHS: Compliant	0
Y1692V0775BB19L D# Y1692V0775BB19L	Vishay Precision Group Inc	Resistor Metal Foil 10Ohm/1kOhm 0.1% 3-Pin Through Hole Bulk - Bulk (Alt: Y1692V0775BB19L)	0
4700-26K18BB195 D# 4700-26K18BB195	TE Connectivity	4700-26K18BB195 (Alt: 4700-26K18BB195)	0
CR2-450-34-B-B1-9-42-J-2 D# CR2-450-34-B-B1-9-42-J-2	Carling Technologies	C-SERIES CIRCUIT BREAKER - Bulk (Alt: CR2-450-34-B-B1-9-42-J-2) RoHS: Compliant	0

Référence

Fabricant

Description

Stock

R1QEA7236ABB-19IB1

D# R1QEA7236ABB-19IB1

Renesas Electronics Corporation

SRAM Chip Sync Single 1.8V 72Mbit 2M X 36 0.45ns 165-Pin LFBGA Tray (Alt: R1QEA7236ABB-19IB1)

RoHS: Compliant

Référence

Fabricant

Description

Stock

120-175-BB19

CUSTOMER PER PRINT

WBB1919672

MISC. INDUSTRIAL HRD

Référence	Fabricant	Description	Stock
Y112119K0000T0L	Vishay Foil Resistors	RES SMD 19K OHM 0.01% 0.16W	0
W1G300-BB19-01	ebm-papst	DC AXIAL FAN - Bulk	0
PVBB19001BK2	Hammond Manufacturing	PANEL, BAFFLE, 1.75INX19IN, STEEL, Panel Material:Steel, Body Colour:Black, For Use With:Standard 19" Racks, External Height - Imperial:1.75", External Height - Metric:44mm, External Width - Imperial:19", Enclosure Material:Aluminium, RoHS Compliant: Yes	28

Référence

Fabricant

Description

Stock

BB198,115

D# C1S537100616241

NXP Semiconductors

Diode VAR Cap Single 20V 25pF 2-Pin SOD-523 T/R

RoHS: Compliant

pbFree: Yes

Min Qty: 10

Container: Cut Tape

Référence

Fabricant

Description

Stock

1TS003ABB-1900-3500B-CT

HYP (Hongyuan Precision)

SPST 50mA @ 12VDC Side operation Rectangle button SMD,4.6x1.82x3.5mm Tactile Switches RoHS

3020

1TS003BBB-1900-3503B-CT

HYP (Hongyuan Precision)

SPST 50mA @ 12VDC Side operation Rectangle button SMD,4.6x1.82x3.5mm Tactile Switches RoHS

8940

Référence

Fabricant

Description

Stock

TCO-2101BB 19.2MHZ

Seiko Epson Corporation

N/A (ship within 1day) - D/C

Référence	Fabricant	Description	Stock
PBB190 D# PBB190-ND	IXYS Integrated Circuits Division	IC RELAY SS SP-NO DL 400V 8-DIP	0
R1QDA7236ABB-19IB0 D# 2156-R1QDA7236ABB-19IB0-ND	Rochester Electronics LLC	STANDARD SRAM, 2MX36, 0.45NS	840
W1G300-BB19-01 D# 381-3581-ND	ebm-papst	FAN AXIAL	6
BB19 D# BB19-ND	Littelfuse Inc	BUSBAR TERMINAL	0
Y112119K0000T0L D# Y112119K0000T0L-ND	Vishay Foil Resistors	RES SMD 19K OHM 0.16W 2512	0
PBB190STR D# PBB190STR-ND	IXYS Integrated Circuits Division	IC RELAY SS SP-NO DL 400V 8-SMD	0
510CBB19M4400BAGR D# 510CBB19M4400BAGR-ND	Silicon Laboratories Inc	XTAL OSC XO 19.4400MHZ CMOS SMD	0
531BB19M4400DGR D# 531BB19M4400DGR-ND	Silicon Laboratories Inc	XTAL OSC XO 19.4400MHZ LVDS SMD	0
PBB190S D# PBB190S-ND	IXYS Integrated Circuits Division	IC RELAY SS SP-NO DL 400V 8-SMD	0
CSX-750FBB19200000T D# CSX-750FBB19200000T-ND	Citizen Finedevice Co Ltd	XTAL OSC XO 19.2000MHZ CMOS SMD	0
BB199,115 D# 2156-BB199115-NXTR-ND	Rochester Electronics LLC	DIODE RF VCO/FM RAD TUNE SOD-523	3000
R1QDA3636CBB-19IB0 D# 2156-R1QDA3636CBB-19IB0-ND	Rochester Electronics LLC	STANDARD SRAM, 1MX36, 0.45NS	501
PVBB19001BK2 D# HM5610-ND	Hammond Manufacturing	PANEL FRONT 19X13.9X1.7" BLACK	0
531BB19M4400DG D# 531BB19M4400DG-ND	Silicon Laboratories Inc	XTAL OSC XO 19.4400MHZ LVDS SMD	0
BB198,115 D# 568-8386-2-ND	NXP Semiconductors	DIODE RF LV VARI CAP SOD-523	0
510CBB19M4400BAG D# 510CBB19M4400BAG-ND	Silicon Laboratories Inc	XTAL OSC XO 19.4400MHZ CMOS SMD	0

Référence

Fabricant

Description

Stock

W1G300-BB19-01

ebm-papst

In stock shipping within 2days

650

Référence

Fabricant

Description

Stock

LBB1950/10

D# 3401566

Bosch Sensortec

MICROPHONE, DESKTOP, PAGING

RoHS: Compliant

Min Qty: 1

Container: Each

Référence

Fabricant

Description

Stock

CSX-750FBB19200000T

Citizen Finedevice Co Ltd

RoHS: Compliant

pbFree: Yes

Référence

Fabricant

Description

Stock

BB199115

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

3450

Référence	Fabricant	Description	Stock
470026K18BB195	TE Connectivity	OEM/CM ONLY	139
BB190PN	NXP Semiconductors	OEM/CM ONLY	1020
UXBB191K00B	NXP Semiconductors	OEM/CM ONLY	845
UXBB19K100F	NXP Semiconductors	OEM/CM ONLY	984
BB199115	NXP Semiconductors	OEM/CM ONLY	190
BB198	NXP Semiconductors	OEM/CM ONLY	12000
BB198115	NXP Semiconductors	OEM/CM ONLY	181
BB19150	NXP Semiconductors	OEM/CM ONLY	101
UXBB191R00F	NXP Semiconductors	OEM/CM ONLY	461
UXBB191R00B	NXP Semiconductors	OEM/CM ONLY	488
UXBB196R00B	NXP Semiconductors	OEM/CM ONLY	486
BB190	NXP Semiconductors	OEM/CM ONLY	157
UXBB196K00B	NXP Semiconductors	OEM/CM ONLY	899
BB199	NXP Semiconductors	OEM/CM ONLY	6000
BB19116	NXP Semiconductors	OEM/CM ONLY	102

Référence

Fabricant

Description

Stock

1TS003ABB-1900-3500B-CT

D# C319391

HYP (Hongyuan Precision)

3020

1TS003BBB-1900-3503B-CT

D# C319402

HYP (Hongyuan Precision)

8940

Référence	Fabricant	Description	Stock
PBB190	IXYS Integrated Circuits Division	Relay SSR 50mA 1.4V DC-IN 130A 400V AC-OUT 8-Pin DIP SMD Tube RoHS: Compliant	50
W1G300-BB19-01	ebm-papst	Fan - Axial - 230VAC - 360x360x92mm - 822 CFM - 35W - 1300RPM - Ball Bearing - IP54 RoHS: Compliant	11
4700-26K18BB195	TE Connectivity	RoHS: Not Compliant	85
FLKM-D 9 SUB/B (1-9)	Phoenix Contact	Interface module RoHS: Compliant	0
PBB190STR	IXYS Integrated Circuits Division	RoHS: Compliant	0
W1G300-BB19-11	ebm-papst	RoHS: Not Compliant	1

Référence

Fabricant

Description

Stock

W1G300-BB19-01

ebm-papst

FAN AXIAL

480

Référence

Fabricant

Description

Stock

Y112119K0000T0L

D# 71-SMR1D-BB-19K

Vishay Precision Group Inc

Metal Foil Resistors - SMD 19Kohms 0.01% .16w

RoHS: Not Compliant

PBB190

D# 849-PBB190

IXYS Corporation

Solid State Relays - PCB Mount Dual SP-NC OptoMOS Relay

RoHS: Compliant

Référence	Fabricant	Description	Stock
4700-26K18BB195 D# 36AC5018	TE Connectivity	4700-26K18BB195 RoHS: Not Compliant Min Qty: 1 Container: Bulk	286
PBB190STR D# 26AJ3329	Littelfuse Inc	400V DUAL 1-FORM-B SMD REEL / TR RoHS: Not Compliant Min Qty: 1000 Container: TAPE & REEL - FULL	0
BB19 D# 49Y8116	Littelfuse Inc	BUSBAR TERMINAL / BOX RoHS: Not Compliant Min Qty: 1 Container: Bulk	0
LBB1949/00 D# 78T2148	Bosch Communications	GOOSENECK MICROPHONE, 100HZ-16KHZ, 2M, Directivity:Unidirectional, Output Impedance:200ohm, Frequency Response Min:100Hz, Frequency Response Max:16kHz, Sensitivity:2mV/Pa, Connector Type:DIN Audio, Lead Length:2m, Product Range:- RoHS: Not Compliant Min Qty: 1 Container: Bulk	0
MT20H682BB-19 CY D# 71AH0337	3M Interconnect	EAR PROTECTION DEVICE, NECKBAND, 23DB, Communication Type:Tactical, Hearing Protection Style:Earmuff, Hearing Protection Type:Neckband, Product Type:Protective Hearing, Noise Reduction Rating:23dB RoHS: Not Compliant Min Qty: 1 Container: Bulk	0
PBB190S D# 26AJ3328	Littelfuse Inc	400V DUAL 1-FORM-B SMD / TUBE RoHS: Not Compliant Min Qty: 100 Container: Bulk	0
MT20H682BB-19 SV D# 71AH0339	3M Interconnect	EAR PROTECTION DEVICE, NECKBAND, 23DB, Communication Type:Tactical, Hearing Protection Style:Earmuff, Hearing Protection Type:Neckband, Product Type:Protective Hearing, Noise Reduction Rating:23dB RoHS: Not Compliant Min Qty: 1 Container: Bulk	0
PVBB19001BK2 D# 18C3223	Hammond Manufacturing	PANEL, BAFFLE, 1.75INX19IN, STEEL, Panel Type:Rack Panel, Rack U Height:1U, Panel Material:Steel, Body Color:Black, For Use With:Standard 19" Racks, External Height - Metric:44.45mm, External Width - Metric:483mm, Product Range:- RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	0
PBB190 D# 26AJ3327	Littelfuse Inc	400V DUAL 1-FORM-B / TUBE RoHS: Not Compliant Min Qty: 100 Container: Bulk	0
W1G300-BB19-01 D# 79R8717	ebm-papst	DC Axial Fan RoHS: Not Compliant Min Qty: 10 Container: Bulk	0
MT20H682BB-19 GN D# 71AH0338	3M Interconnect	EAR PROTECTION DEVICE, NECKBAND, 23DB, Communication Type:Tactical, Hearing Protection Style:Earmuff, Hearing Protection Type:Neckband, Product Type:Protective Hearing, Noise Reduction Rating:23dB RoHS: Not Compliant Min Qty: 1 Container: Bulk	0

Référence	Fabricant	Description	Stock
BB19116 D# NS-BB19116	Crane	OEM/CM ONLY	8744
BB199 D# NXP Semiconductors	115	OEM/CM ONLY	115
Y112119K0000T0L D# NS-Y112119K0000T0L	Vishay Foil Resistors	OEM/CM ONLY	2291
BB19150 D# NS-BB19150	Crane	OEM/CM ONLY	8229
BB198 D# NXP Semiconductors	115	OEM/CM ONLY	115
PVBB19001BK2 D# NS-PVBB19001BK2	Hammond Manufacturing	OEM/CM ONLY	1953

Référence	Fabricant	Description	Stock
W1G300-BB19-01	ebm-papst	Fan - Axial - 230VAC - 360x360x92mm - 822 CFM - 35W - 1300RPM - Ball Bearing - IP54 RoHS: Compliant	11
4700-26K18BB195	TE Connectivity	RoHS: Not Compliant	114
PBB190STR	IXYS Corporation	RoHS: Compliant	0
FLKM-D 9 SUB/B (1-9)	Phoenix Contact	Interface module RoHS: Compliant	0
W1G300-BB19-11	ebm-papst	RoHS: Not Compliant	1
PBB190	IXYS Corporation	Relay SSR 50mA 1.4V DC-IN 130A 400V AC-OUT 8-Pin DIP SMD Tube RoHS: Compliant	50

Référence

Fabricant

Description

Stock

BB19-2RHD

RCA

BB19-2RHD

Référence	Fabricant	Description	Stock
BB199,115	NXP Semiconductors	DIODE RF VCO/FM RAD TUNE SOD-523 RoHS: Compliant	3000
R1QDA3636CBB-19IB0	Renesas Electronics Corporation	Standard SRAM, 1MX36, 0.45ns RoHS: Compliant	501
R1QDA7236ABB-19IB0	Renesas Electronics Corporation	Standard SRAM, 2MX36, 0.45ns RoHS: Compliant	840

Référence	Fabricant	Description	Stock
M4946203BB19M1F D# 000000000005284926	TT Electronics Resistors	TT Electronics	0
CSX750VBB19.440M-UT D# 000000000001406043	Citizen Systems America Corporation	VCXO Oscillators	0
M4946203BB19M6G D# 000000000005284930	TT Electronics Resistors	TT Electronics	0
M4946203BB19M1G D# 000000000005284927	TT Electronics Resistors	TT Electronics	0
M4946203BB196MJ D# 000000000005284925	TT Electronics Resistors	TT Electronics	0
M4946203BB191MF D# 000000000005284920	TT Electronics Resistors	TT Electronics	0
M4946203BB19M6F D# 000000000005284929	TT Electronics Resistors	TT Electronics	0
M4946203BB191MG D# 000000000005284921	TT Electronics Resistors	TT Electronics	0
M4946203BB196MF D# 000000000005284923	TT Electronics Resistors	TT Electronics	0
W1G300-BB19-01 D# 000000000003159956	ebm-papst	AC Fans AC Axial Fan, 300mm Round, 230VAC, 35W, 1300RPM	0
M4946203BB19M1J D# 000000000005284928	TT Electronics Resistors	TT Electronics	0
M4946203BB196MG D# 000000000005284924	TT Electronics Resistors	TT Electronics	0
S1G360-BB19-52 D# 000000000000682289	ebm-papst	DC Fans DC Axial Fan, 360mm Round, 24VDC, 1471CFM, 105kW, 58dBA, 1410RPM, Grill	0
M4946203BB19M6J D# 000000000005284931	TT Electronics Resistors	TT Electronics	0
M4946203BB191MJ D# 000000000005284922	TT Electronics Resistors	TT Electronics	0

Référence	Fabricant	Description	Stock
LBB1950/10	Bosch Sensortec	OEM/CM ONLY	100
F57B14A624BB192	27105	OEM/CM ONLY	126
W1G300BB1901	ebm-papst	OEM/CM ONLY	114
PBB190	IXYS Corporation	OEM/CM ONLY	116
470026K18BB195	TE Connectivity	OEM/CM ONLY	302
F57B14A624BB195	27105	OEM/CM ONLY	356
HSBB19	Pentair Equipment Protection - Hoffman	OEM/CM ONLY	65
WBB1915A	N/A	OEM/CM ONLY	84
B39272BB19CP810	RF360 Holdings Singapore Pte Ltd	OEM/CM ONLY	611
XC6415BB19ER	Torex Semiconductor LTD	OEM/CM ONLY	880
120175BB19	CUSTOMER PER PRINT	OEM/CM ONLY	96
WBB1919672	MISC. INDUSTRIAL HRD	OEM/CM ONLY	187
7BB1981	Murata Manufacturing Co Ltd	OEM/CM ONLY	98
PVBB19001BK2	Hammond Manufacturing	OEM/CM ONLY	96

Référence

Fabricant

Description

Stock

W1G300-BB19-01

ebm-papst

FAN AXIAL

475

Référence

Fabricant

Description

Stock

EVALKIT-UPE-1X-RCWMB-B1-9

D# 2098000806

Cyan CompanyInc

EVALKIT-UPE-1X-RCWMB-B1-9 CYAN Development kit

Référence

Fabricant

Description

Stock

W1G300-BB19-01

ebm-papst

FAN AXIAL

535

Référence

Fabricant

Description

Stock

PBB190

D# 51681160

IXYS Corporation

Solid State Relay 50mA 1.5V DC-IN 0.13A 400V AC/DC-OUT 8-Pin DIP SMD Tube

RoHS: Compliant

Référence

Fabricant

Description

Stock

BB199

NXP Semiconductors

Variable capacitance diode for VCO and VCXO Small plastic SMD package

12000

Référence

Fabricant

Description

Stock

EVALKIT-UPE-1X-RCWMB-B1-9

D# 1673679

Cyan CompanyInc

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

BB19

Qualité certifiée

L'engagement de Heisener en matière de qualité a façonné nos processus d'approvisionnement, de test, d'expédition et à chaque étape intermédiaire. Cette fondation est à la base de chaque composant que nous vendons.

ISO9001:2015, ICAS, IAF, UKAS