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National Stock Number (NSN) 4730-00-277-6455 (4730002776455) Parts List

Item Name Cross Boss
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) 00-277-6455 (002776455)
NCB Code USA (00)
Manufacturer Sae International, Acra Aerospace Inc, Aeronautical Standards Group, Society Of Automotive Engineers Inc, Military Specifications, Finmeccanica Spa Helicopters, Crown Fitting Co Inc, Eaton Aeroquip Inc, Collins Engineering Corp, Allan Aircraft Supply Co Llc, Hydro Fitting Manufacturing Corp
Part Number Manufacturer Item Name Cage Code RFQ
AS4875 sae international cross boss 0u583 RFQ
AN937D12 acra aerospace inc cross boss 34724 RFQ
AN925D12 aeronautical standards group cross boss 88044 RFQ
AN937D12 aeronautical standards group cross boss 88044 RFQ
AS4875 society of automotive engineers inc cross boss 81343 RFQ
MILF5509 military specifications cross boss 81349 RFQ
AN937D12 finmeccanica spa helicopters cross boss a0126 RFQ
AN937D12 crown fitting co inc cross boss 22995 RFQ
AN937D12 eaton aeroquip inc cross boss 00624 RFQ
AN937D12 collins engineering corp cross boss 71563 RFQ
AN937D12 allan aircraft supply co llc cross boss 06581 RFQ
AN937D12 hydro fitting manufacturing corp cross boss 13899 RFQ

Technical Characteristics of NSN 4730002776455

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B ALL ENDS
AEHZMAXIMUM OPERATING TEMP225.0 DEG FAHRENHEIT SINGLE RESPONSE
AGAVEND ITEM IDENTIFICATIONCH-47,H-2,CH-54 HELICOPTER,LACV-30 VEHICLE,C-130 AND F-3A AIRCRAFT
AHNCCONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
AHSJLEG LENGTH1.359 INCHES MINIMUM 1ST END AND 1.890 INCHES MAXIMUM 1ST END
AHSJLEG LENGTH1.359 INCHES MINIMUM 2ND END AND 1.890 INCHES MAXIMUM 2ND END
AHSJLEG LENGTH1.894 INCHES MAXIMUM 3RD END
AHSJLEG LENGTH1.894 INCHES MAXIMUM 4TH END
AWLSCONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CMLPTHREAD QUANTITY PER INCH12 ALL ENDS
CQJXNOMINAL THREAD SIZE1.062 INCHES ALL ENDS
MATTMATERIALALUMINUM ALLOY 2014 OVERALL OR ALUMINUM ALLOY 2024 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/4,T6 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-A-225/6,T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MEDAMEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID SINGLE RESPONSE
SFTTSURFACE TREATMENTANODIZE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2,CL 2,ANODIZED BLUE MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNJ ALL ENDS
ZZZKSPECIFICATION/STANDARD DATA88044-AN937 GOVERNMENT STANDARD AND 81343-AS4875 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Relevant Components for NSN - 4730-00-277-6455, 4730002776455
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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