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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
SPACER , RING

Definition:

A CIRCULAR-SHAPED ITEM DESIGNED TO MAINTAIN PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS AND/OR FOR DISTRIBUTING PRESSURE OR PREVENTING ENDWISE MOVEMENT BETWEEN MEMBER PARTS. IT HAS A SOLID CROSS-SECTION AND TWO FLAT PARALLEL BEARING SURFACES. THE DISTANCE BETWEEN THE BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE SHALL NOT EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER. THE DIAMETER OF THE CENTRALLY LOCATED HOLE MUST EXCEED 75 PERCENT OF THE OUTSIDE DIAMETER. EXCLUDES LAMINATED ITEMS. FOR ITEMS MANUFACTURED FROM IMPREGNATED GRAPHITE OR LUBRICATED NONMETALLIC MATERIALS, EXCLUDING FELT OR PLASTICS, SEE GASKET. FOR ITEMS MANUFACTURED FROM LUBRICATED PLASTICS, SEE BEARING, WASHER, THRUST. FOR ITEMS MANUFACTURED FROM LUBRICATED FELT, SEE FELT, MECHANICAL, PREFORMED. EXCLUDES DISK, VALVE; INSULATOR WASHER; AND SHIM. SEE ALSO SPACER, PLATE AND SPACER, SLEEVE.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
73638-13X3PC6 96169 A 3 2 X XX
2641-635X2PIECE 96169 A C 1 1 ZZ AC
20-09443 03670 A C 1 5 ZZ AC
76651-64X1 PIEC 96169 A C 1 1 ZZ AC
76865-44X1 PIEC 96169 A C 1 1 ZZ AC
7731-1 71905 A 5 9 5 HD
2641-635-02PC25 96169 A 5 9 1 HD

CAGE Information

Code Company
03670 TYCO FIRE PRODUCTS LP DBA TYCO FIRE
96169 ELECTRIC BOAT CORPORATION
71905 DERBYSHIRE MACHINE & TOOL CO DIV DER

Federal Supply Class

Title

BUSHINGS, RINGS, SHIMS, AND SPAC

Inclusions:

INCLUDES EXTERNALLY THREADED RINGS; KEYED AND SERRATED LOCK RINGS; DEE RINGS; INSTRUMENT RETAINING RINGS; SHIM SETS AND ASSORTMENTS; PLATE SPACERS; RING SPACERS; SLEEVE SPACERS; STEPPED SPACERS; SPACER SETS AND ASSORTMENTS; SLEEVE BUSHINGS; MACHINE THREADED BUSHINGS; MACHINE THREADED PLUGS.

Exclusions:

EXCLUDES SLEEVE BEARINGS (FSC 3120); PIPE THREADED PLUGS (FSC 4730); PISTON RINGS (FSC 2520, 2805, 2810, 2815, 2825, 2990, 3040, 4310, AND 4820); RETAINING RINGS (FSC 5325); SHIM STOCK (FSC 9515).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CQFM HARDNESS RATING 75.0 ROCKWELL M NOMINAL
ADUM OVERALL THICKNESS 0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
AARX INSIDE DIAMETER 1.469 INCHES NOMINAL
CSYM SURFACE FINISH 63.0 MICROINCHES LEFT SIDE
CSYM SURFACE FINISH 125.0 MICROINCHES BORE
CSYM SURFACE FINISH 63.0 MICROINCHES RIGHT SIDE
CSYM SURFACE FINISH 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER
MATT MATERIAL PLASTIC POLYHEXAMETHYLENE ADIPAMIDE
ABHE OUTSIDE DIAMETER 1.719 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION NYLATRON GS,CAGE 83616 MFR REF SINGLE MATERIAL RESPONSE

Similar Parts

20-09443 , 2009443 , 5365-00-860-5084 , 5365008605084 , 008605084 , 73638-13X3PC6 , 2641-635X2PIECE , 20-09443 , 76651-64X1 PIEC , 76865-44X1 PIEC , 7731-1 , 2641-635-02PC25 ,