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 |
|---|---|
| 80539 | SPS TECHNOLOGIES LLC DBA AEROSPACE F |
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 |
|---|---|---|
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5597 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5596 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.238 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0.191 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | RECESS |
| ABKV | OUTSIDE DIAMETER | 0.357 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| CSTM | RECESS ANGLE | 40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |