4730-01-159-8956 ( 7M637NB-D6-4 , 7M637 , 7M637NB-D6-4 , 7M637NB-D6-4 , 7M637NB-D6-4 , 7M637NB-D6-4 , 7M637NB-D6-4 )

NSN Information
NSN FSC NIIN Item Name INC
4730-01-159-8956 4730 011598956 REDUCER,TUBE 0850
NSN Features
MRC Parameter Characteristics
CWFR NOMINAL OVERALL LENGTH 0.969 INCHES
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
AHNC CONNECTION STYLE FLARED (TUBE) 1ST END
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.375 INCHES 2ND END
CQRB SEAT ANGLE 37.0 DEGREES 1ST END
AAJD THREAD CLASS 3A 1ST END
CWFN REDUCED PASSAGE NOMINAL INSIDE DIAMETER 0.172 INCHES 1ST END
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
MATT MATERIAL ALUMINUM ALLOY OVERALL
SFTT SURFACE TREATMENT ALUMINUM OVERALL
CQJX NOMINAL THREAD SIZE 0.438 INCHES 1ST END
AWLS CONNECTION TYPE UNTHREADED EXTERNAL TUBE 2ND END
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-83488,CL 3,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/4 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-A-225/6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
THSD THREAD SERIES DESIGNATOR UNF 1ST END
AHNC CONNECTION STYLE PLAIN (TUBE) 2ND END
ACSP REDUCER TYPE CONCENTRIC
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
7M637NB-D6-4 76301 A 2 3 E AX
7M637 76301 A 9 D A AX
7M637NB-D6-4 14798 A 9 5 E AX
7M637NB-D6-4 01673 A 1 5 E AX
7M637NB-D6-4 52930 A 1 5 E AX
7M637NB-D6-4 14397 A 1 5 E AX
7M637NB-D6-4 06581 A 1 5 6 AX
Manufacturers
Part SKU Cage Manufacturer Type Status
7M637NB-D6-4 76301 BOEING COMPANY THE F A
7M637 76301 BOEING COMPANY THE F A
7M637NB-D6-4 14798 DESIGNED METAL CONNECTIONS INC. A A
7M637NB-D6-4 01673 SPS TECHNOLOGIES LLC A A
7M637NB-D6-4 52930 NELSON AERO SPACE INC. A A
7M637NB-D6-4 14397 FABER ENTERPRISES INC. F A
7M637NB-D6-4 06581 ALLAN AIRCRAFT SUPPLY CO LLC A A
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
U 0 X A 08/14/1 N 7609000000 0850
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DN 9B----- N
DF N SF9SX-N F
DS N I
Demilitarization Codes & Management
DML PMI HMIC ADP CC ESDC
A U N 0 X
Miscellaneous Management
MOE (S_A) SOS AAC QUP UI SLC CIIC RC MCC SVC
DF SMS Z 5 EA 0 U SF9SX-N F
DS SMS Z 5 EA 0 U D
DN SMS Z 5 EA 0 U 9B----- N
Management Control Army
MATCAT 1 MATCAT 2 MATCAT 3 MATCAT 4 5 ARC
Freight
NMFC NMFC SUB UFC HMC LTL LCL WCC TCC SHC ADC ACC ASH NMF DESC
051400 X 29700 P 576 Z 9 A B Z PIPE FITTINGS ALUMINUM