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 |
|---|---|
| K0131 | GOODRICH LTD CUSTOMER SERVICES |
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 | STK540,FSCM 03014 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STK540,FSCM 03014 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PF12 0.0003 IN.MIN,0.0006 IN.MAX,FSCM 21883 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| AAUB | HOLE DIAMETER | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 86.0 DEGREES MINIMUM AND 94.0 DEGREES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| ABMH | RECESS DEPTH | 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.406 INCHES NOMINAL |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| STYL | STYLE DESIGNATOR | RECESS |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |