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Explore Our NSN 4730-00-057-4554 Parts List

Item Name Reducer 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) 00-057-4554 (000574554)
NCB Code USA (00)
Manufacturer Aeronautical Standards Group, Society Of Automotive Engineers Inc, Sae International, Hydro Fitting Manufacturing Corp, Allan Aircraft Supply Co Llc, Designed Metal Connections Inc, Collins Engineering Corp, Crown Fitting Co Inc, Eaton Aeroquip Inc, Faber Enterprises Inc, Military Standards Corp
Part Number Manufacturer Item Name Cage Code RFQ
AN893-31D aeronautical standards group reducer boss 88044 RFQ
AS4875 society of automotive engineers inc reducer boss 81343 RFQ
AS4875 sae international reducer boss 0u583 RFQ
AS5172 sae international reducer boss 0u583 RFQ
AS5172 society of automotive engineers inc reducer boss 81343 RFQ
AS5172D04101 society of automotive engineers inc reducer boss 81343 RFQ
AS5172D0410L society of automotive engineers inc reducer boss 81343 RFQ
AS5172D0410L sae international reducer boss 0u583 RFQ
MS24397D31 hydro fitting manufacturing corp reducer boss 13899 RFQ
MS24397D31 allan aircraft supply co llc reducer boss 06581 RFQ
MS24397D31 designed metal connections inc reducer boss 14798 RFQ
MS24397D31 collins engineering corp reducer boss 71563 RFQ
MS24397D31 crown fitting co inc reducer boss 22995 RFQ
MS24397D31 eaton aeroquip inc reducer boss 00624 RFQ
MS24397D31 faber enterprises inc reducer boss 14397 RFQ
MS24397D31 military standards corp reducer boss 96906 RFQ

Technical Characteristics of NSN 4730000574554

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A 2ND END
AAJDTHREAD CLASS3B 1ST END
ACSPREDUCER TYPECONCENTRIC
AGAVEND ITEM IDENTIFICATIONAIRCRAFT,STRATOFORTRESS B-52
AHNCCONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
AHNCCONNECTION STYLEGASKET SEAL (BOSS) 1ST END
AWLSCONNECTION TYPETHREADED EXTERNAL BOSS 2ND END
AWLSCONNECTION TYPETHREADED INTERNAL BOSS 1ST END
CQJXNOMINAL THREAD SIZE0.438 INCHES 1ST END
CQJXNOMINAL THREAD SIZE0.875 INCHES 2ND END
CRTLCRITICALITY CODE JUSTIFICATIONFEAT
CWFRNOMINAL OVERALL LENGTH0.844 INCHES
FEATSPECIAL FEATURESTHREE 0.065 IN.MIN,0.075 IN.MAX DIA HOLES DRILLED THROUGH HEX CORNERS,0.156 IN. FROM FIRST END;WEAPON SYSTEM ESSENTIAL
MATTMATERIALALUMINUM ALLOY OVERALL
SFTTSURFACE TREATMENTANODIZE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
THSDTHREAD SERIES DESIGNATORUNJF ALL ENDS

Components Related to NSN - 4730-00-057-4554, 4730000574554
4710-00-273-7663 (4710002737663) 4730-01-217-4564 (4730012174564) 4720-00-630-5106 (4720006305106) 4730-01-078-4317 (4730010784317)
4720-00-547-5682 (4720005475682) 4730-66-051-7184 (4730660517184) 4730-00-958-6476 (4730009586476) 4730-01-375-8686 (4730013758686)
4730-01-025-3236 (4730010253236) 4720-00-719-5991 (4720007195991) 4730-15-068-5734 (4730150685734) 4720-01-363-7179 (4720013637179)

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