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National Stock Number (NSN) 4730-00-375-6403 (4730003756403) Parts List

Item Name Locknut Tube Fitting
Federal Supply Group (FSG) Pipe Tubing Hose and Fittings
Federal Supply Class (FSC) 4730 Hose Pipe Tube Lubrication and Railing Fittings
National Item Identification Number (NIIN) 00-375-6403 (003756403)
NCB Code USA (00)
Manufacturer Society Of Automotive Engineers Inc, York Industries Inc, Nimikkeistokeskus Ncb Finland, Military Specifications, Military Standards Corp, Eca Etablissement Central Des, Sae International
Part Number Manufacturer Item Name Cage Code RFQ
6 080118C society of automotive engineers inc locknut tube fitting 81343 RFQ
36668 york industries inc locknut tube fitting 81616 RFQ
10386315 nimikkeistokeskus ncb finland locknut tube fitting a486g RFQ
6 070118C society of automotive engineers inc locknut tube fitting 81343 RFQ
MIL-DTL-18866 military specifications locknut tube fitting 81349 RFQ
MS51860-55 military standards corp locknut tube fitting 96906 RFQ
4730003756403 eca etablissement central des locknut tube fitting scy13 RFQ
6 070118C sae international locknut tube fitting 0u583 RFQ
6 080118C sae international locknut tube fitting 0u583 RFQ

Technical Characteristics of NSN 4730003756403

MRCCriteriaCharacteristic
MATTMATERIALSTEEL OVERALL
SFTTSURFACE TREATMENTCADMIUM OVERALL
AAJDTHREAD CLASS2B
AAJFTHREAD DIRECTIONRIGHT-HAND
ACTANUT STYLETUBE FITTING LOCKNUT
ADEANUT HEIGHT0.270 INCHES NOMINAL
ASDBWIDTH ACROSS FLATS0.812 INCHES NOMINAL
BZRRTHREAD SERIESUNF
CMLPTHREAD QUANTITY PER INCH18
CQJXNOMINAL THREAD SIZE0.562 INCHES
CQRJNOMINAL TUBE OUTSIDE DIAMETER0.375 INCHES

Relevant Components for NSN - 4730-00-375-6403, 4730003756403
4730-00-277-8787 (4730002778787) 4720-01-622-7428 (4720016227428) 4710-00-287-1501 (4710002871501) 4710-12-339-1327 (4710123391327)
4730-01-297-7939 (4730012977939) 4720-01-664-4464 (4720016644464) 4720-01-421-8581 (4720014218581) 4720-01-355-3111 (4720013553111)
4710-01-184-4726 (4710011844726) 4730-01-353-8404 (4730013538404) 4720-01-180-4509 (4720011804509) 4720-00-392-9652 (4720003929652)

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