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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
COUPLING , BOSS

Definition:

A STRAIGHT ONE-PIECE FITTING 12 INCHES (304 MM) LONG OR UNDER HAVING THE SAME SIZE FITTING ON EACH END (STRAIGHT MACHINE THREADS OTHER THAN PIPE OR HOSE SERIES). IT MAY HAVE INTERNAL THREADS ON BOTH ENDS OR INTERNAL THREADS ON ONE END AND EXTERNAL THREADS ON THE OTHER DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE, TO FORM A SEAL AT THE BOSS. IT IS DESIGNED TO JOIN TWO BOSSES OR BOSS FITTINGS. EXCLUDES ITEMS HAVING EXTERNAL THREADED CONNECTIONS ON BOTH ENDS.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
21603-2 17610 A 5 2 1 AX
A51K9035-5 61174 A 5 9 A KE
21603-2 1WL60 A 5 2 5 ZZ
21603-1 17610 A 5 9 5 KE
A51K9035-5 26512 A 5 9 1 KE
21603 17610 A D 9 1 AX
21603-2 98897 A 3 2 6 ZZ

CAGE Information

Code Company
17610 UNIVERSAL PROPULSION COMPANY INC DIV
61174 NORTHROP GRUMMAN SYSTEMS CORPORATION
1WL60 LOCKHEED MARTIN SERVICES INC.
26512 NORTHROP GRUMMAN SYSTEMS CORPORATION
98897 LOCKHEED MARTIN CORPORATION DBA LOCK

Federal Supply Class

Title

HOSE, PIPE, TUBE, LUBRICATION, A

Inclusions:

INCLUDES ADAPTERS; BENDS; CAPS; CLAMPS; CONNECTORS; COUPLINGS; CROSSES; ELBOWS; EXPANSION JOINTS; FERRULES; FLANGES; LATERALS; LUBRICATION FITTINGS; MANIFOLDS; NIPPLES; NOZZLES; OUTLETS; PLUGS; REDUCERS; SWING AND SWIVEL JOINTS; TEES; TRAPS; UNIONS; WYES.

Exclusions:

EXCLUDES AIR CONDITIONING-HEATING FITTINGS (FSC 4520); BITUMINIZED FIBER AND CONCRETE FITTINGS (FSC 5630); CONDUIT BOXES AND FITTINGS (FSC 5975); DOWNSPOUT FITTINGS (FSC 5670); MEDICAL AND SURGICAL FITTINGS (FSC 6515); LABORATORY FITTINGS (FSC 6640); POST CAPS AND RAIL ENDS (FSC 5660); MACHINE THREAD BUSHINGS AND PLUGS (FSC 5365).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
AAJD THREAD CLASS 3B ALL ENDS
SFTT SURFACE TREATMENT ANODIZE OVERALL
THSD THREAD SERIES DESIGNATOR UNF ALL ENDS
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
AWLS CONNECTION TYPE THREADED INTERNAL BOSS ALL ENDS
CWFR NOMINAL OVERALL LENGTH 1.650 INCHES
STYL STYLE DESIGNATOR RIGID, SHORT CENTER WRENCHING FACILITY
MATT MATERIAL ALUMINUM ALLOY 6061 OVERALL
AHNC CONNECTION STYLE GASKET SEAL (BOSS) ALL ENDS
FEAT SPECIAL FEATURES LOCKWIRE HOLE 0.620 IN. FROM SECOND END,0.057 IN. DIA,BULKHEAD,UNEF THD SERIES,0.625 IN. THD SIZE FIRST END
CQJX NOMINAL THREAD SIZE 0.250 INCHES ALL ENDS

Similar Parts

21603 , 21603 , 4730-00-201-9588 , 4730002019588 , 002019588 , 21603-2 , A51K9035-5 , 21603-2 , 21603-1 , A51K9035-5 , 21603 , 21603-2 ,