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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
SPACER , PLATE

Definition:

A FLAT METAL OR PLASTIC ITEM OF VARIOUS PERIPHERAL SHAPES HAVING A SOLID (NOT LAMINATED) CROSS-SECTION. IT IS DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN TWO SURFACES. FOR ROUND ITEMS WITHOUT A HOLE HAVING A SOLID RECTANGULAR CROSS-SECTION USE DISK, SOLID, PLAIN. FOR ROUND OR HEXAGONAL ITEMS WITH ONLY ONE HOLE CENTRALLY LOCATED AND WITH THE LENGTH (THICKNESS) EXCEEDING 25 PERCENT OF THE OUTSIDE DIAMETER OR DISTANCE ACROSS PERIPHERAL FLATS, SEE SPACER, SLEEVE. THE THICKNESS BETWEEN THE TWO PARALLEL BEARING SURFACES MUST BE 0.006 INCH, (0.152 MM) OR MORE FOR ITEMS LESS THAN 1/4 INCH (6.35 MM) ACROSS THE PERIPHERAL DIAMETER, OR SMALLEST OVERALL OUTSIDE DIMENSION, OR MUST BE 0.016 INCH (0.406 MM) OR MORE FOR ITEMS 1/4 INCH (6.35 MM) OR GREATER ACROSS THE PERIPHERAL DIAMETER OR SMALLEST OVERALL OUTSIDE DIMENSION. FOR ITEMS WITH A THICKNESS LESS THAN THOSE INDICATED ABOVE, SEE SHIM. FOR ITEMS WITH ONE HOLE CENTRALLY LOCATED CONFORMING TO THE ABOVE DIMENSIONAL CRITERIA USE WASHER, FLAT OR SPACER, RING AS APPLICABLE. WHEN THICKNESS AND/OR OUTSIDE DIAMETER OR SMALLEST OVERALL OUTSIDE DIMENSION IS DESIGNATED AS A TOLERANCE/DIMENSION THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE. EXCLUDES GASKET; INSULATOR (AS MODIFIED) AND MOUNTING PAD, ELECTRICAL-ELECTRONIC COMPONENT.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
SM-B-456238 80063 A 3 2 A KZ

CAGE Information

Code Company
80063 US ARMY COMMUNICATIONS & ELECTRONICS

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
ABHP OVERALL LENGTH 3.880 INCHES NOMINAL
ADPW OUTSIDE CORNER RADIUS 0.421 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
ABMK OVERALL WIDTH 3.120 INCHES NOMINAL
ADUZ CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH 2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM
MATT MATERIAL ALUMINUM ALLOY 5052
AAUB HOLE DIAMETER 0.234 INCHES NOMINAL
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/8,H32 FED SPEC SINGLE MATERIAL RESPONSE
FEAT SPECIAL FEATURES 2 INTERNAL KEYWAYS,1.620 IN. WIDE
AECS BOLT HOLE QUANTITY 4
ABVL APERTURE DIAMETER 2.750 INCHES NOMINAL
ADUY CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH 2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM
SFTT SURFACE TREATMENT CHROMATE

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