Part Number
Definition:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
CAGE Information
| Code | Company |
|---|---|
| 84955 | KAMAN AEROSPACE CORPORATION DBA HELI |
Federal Supply Class
Title
NUTS AND WASHERS
Inclusions:
INCLUDES LOCKNUTS; EYE NUTS; PLAIN NUTS; CASTELLATED NUTS; WING NUTS; PLATE NUTS; PUSH ON NUTS; CONCAVE AND CONVEX WASHERS; FLAT WASHERS; KEYED WASHERS; LOCK WASHERS; SHOULDERED WASHERS; SPLIT WASHERS.
Exclusions:
EXCLUDES BEARING THRUST WASHERS (FSC 3120); SHIMS (FSC 5365); RING SPACERS (FSC 5365); PLATE SPACERS (FSC 5365); LOCK RINGS (FSC 5365).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CSML | BOTTOM RECESS DIAMETER | 0.625 INCHES NOMINAL |
| CSML | BOTTOM RECESS DIAMETER | 0.625 INCHES NOMINAL |
| TEST | TEST DATA DOCUMENT | 84955-KPS 208 RATING C SPECIFICATION |
| ABPX | MATERIAL THICKNESS | 0.190 INCHES NOMINAL |
| CQJW | TOP RECESS DIAMETER | 0.625 INCHES NOMINAL |
| CRKG | BOTTOM RECESS ANGLE | 100.0 DEGREES NOMINAL |
| CQFM | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| ABKV | OUTSIDE DIAMETER | 0.875 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.563 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CRSD | TOP RECESS ANGLE | 100.0 DEGREES NOMINAL |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |