Quote for MS21916D12-8 Society Of Automotive Engineers Inc Part with NSN 4730-00-640-5042

Part Number:  MS21916D12-8
Alternate P/N:  MS21916D128
NIIN:  6405042
Item Name :  reducer boss
CAGE Code:  81343
INC Code:  23541
Country:  USA
NCB Code:  00
FSG:  47 Pipe Tubing Hose and Fittings
Last Updated:  01-29-2026

Are you looking quote for part MS21916D12-8? The Society Of Automotive Engineers Inc-manufactured component (CAGE Code: 81343) is documented under NSN 4730-00-640-5042 as Reducer Boss. For the fastest quote, please complete our RFQ form with details about MS21916D12-8. We guarantee a response within 15 minutes.

ASAP Components provides the verified MS21916D12-8, classified under INC 23541, FSG 47 Pipe Tubing Hose and Fittings, FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings, NIIN 00-640-5042, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

Please fill out below form for MS21916D12-8

“*” Required Fields Are Compulsory

NSN Information for Part Number MS21916D12-8 with NSN 4730-00-640-5042, 4730006405042

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4730-00-640-5042

Item PartTypeName:

REDUCER,BOSS

4730006405042N
CIICHCCESDPMICCriticalityENAC
U
Part NumberISCRNVCRNCCHCCMSDSSADC
AS21916113

Characteristics Data of NSN 4730-00-640-5042, 4730006405042

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A ALL ENDS
ACSPREDUCER TYPECONCENTRIC
AGAVEND ITEM IDENTIFICATIONUSED ON BOEING VERTOL CARGO TRANSPORT HELICOPTER,MODEL CH-47 (CHINOOK)
AHNCCONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
AWLSCONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
CMLPTHREAD QUANTITY PER INCH12 1ST END
CQJXNOMINAL THREAD SIZE0.750 INCHES 2ND END
CQJXNOMINAL THREAD SIZE1.062 INCHES 1ST END
CRTLCRITICALITY CODE JUSTIFICATIONFEAT
CWFRNOMINAL OVERALL LENGTH1.625 INCHES
FEATSPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
MATTMATERIALALUMINUM ALLOY 2024 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTTSURFACE TREATMENTANODIZE OVERALL
THSDTHREAD SERIES DESIGNATORUNJ 1ST END
THSDTHREAD SERIES DESIGNATORUNJF 2ND END
ZZZKSPECIFICATION/STANDARD DATA96906-MS21916 GOVERNMENT STANDARD

Schedule B & Trade

End Use : 12300 Finished metal shapes
Schedule B : 7609000000 (NAICS 332919) Aluminum tube or pipe fittings (couplings, elbows sleeves)
SITC : 68427 Aluminum and aluminum alloy tube and pipe fittings (e.G. Couplings, elbows and sleeves)

Identification

CRITL The item does not have a nuclear hardened feature but does have other critical featur (s) such as tolerance, fit restrictions or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC U - Precious metal content is unknown

NSN Management Codes

AAC V
Classification Control U
MGMT_CTL J2200x-
Quantity per pack 1
Repariability This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.
Shelf Life N/A
SOS Sms
Unit of Measure Ea

Freight Information

ACC: B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL: P - 77.5
NMFC: 051400 - Pipe fittings aluminum
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 576 - Metal and metal products, nos, (less than 35 feet)

ASAP Semiconductor’s Certifications And Memberships



bottom to top