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 |
|---|---|
| 59875 | EATON INDUSTRIAL CORPORATION DBA ARG |
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 |
|---|---|---|
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ABKV | OUTSIDE DIAMETER | 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| CQJW | TOP RECESS DIAMETER | 0.349 INCHES MINIMUM AND 0.361 INCHES MAXIMUM |
| CRKG | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| AAUB | HOLE DIAMETER | 0.314 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |
| CSML | BOTTOM RECESS DIAMETER | 0.349 INCHES MINIMUM AND 0.361 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |