Part Number
Definition:
A TUBULAR SHAPED ITEM WITH A ROUND OR HEXAGON PERIPHERAL SHAPE HAVING TWO FLAT BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE. IT IS DESIGNED TO MAINTAIN A PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS. THE ITEM MAY BE WITH OR WITHOUT FLANGE(S) OF ANY PERIPHERAL SHAPE. THE OVERALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR DISTANCE ACROSS PERIPHERAL FLATS OF THE BODY. (WHEN THE LENGTH, OUTSIDE DIAMETER, AND/OR DISTANCE ACROSS PERIPHERAL FLATS ARE DESIGNED AS A TOLERANCE, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE). FOR ITEMS HAVING OTHER THAN A ROUND OR HEXAGON PERIPHERAL SHAPE, SEE SPACER, PLATE. EXCLUDES ITEMS WITH LUBRICATING FEATURES, SEE BEARING, SLEEVE AND BUSHING, SLEEVE. SEE ALSO BUSHING, TAPERED; SPACER, RING; WASHER, FLAT; AND WASHER, (AS MODIFIED).
CAGE Information
| Code | Company |
|---|---|
| 03538 | LOCKHEED MARTIN CORPORATION DBA MS2 |
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 |
|---|---|---|
| ADAS | BODY INSIDE DIAMETER | 0.1690 INCHES MINIMUM AND 0.1790 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY 260 OVERALL |
| STYL | STYLE DESIGNATOR | SOLID |
| ABHP | OVERALL LENGTH | 0.5470 INCHES MINIMUM AND 0.5770 INCHES MAXIMUM |
| CTTG | RIGHT END BODY DIAMETER | 0.4380 INCHES NOMINAL |
| CTSN | LEFT END BODY DIAMETER | 0.4280 INCHES MINIMUM AND 0.4390 INCHES MAXIMUM |
| AEPR | FLANGE OUTSIDE DIAMETER | 0.5160 INCHES MINIMUM AND 0.5460 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| AJFM | END TO FLANGE DISTANCE | 0.1180 INCHES MINIMUM AND 0.1320 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |