Part Number
Definition:
A WASHER OF NONRESILIENT MATERIAL USUALLY HAVING TWO PARALLEL BEARING SURFACES. THE OUTSIDE AND/OR INSIDE EDGES HAVE ONE OR MORE PROTUBERANCES. THE ENDS AND/OR EDGES MAY BE PREBENT AT ANY ANGLE OR THE PROTUBERANCES MAY BE PREBENT AT ANY ANGLE TO THE BEARING SURFACES. THE KEYS OR LUGS MAY BE FITTED INTO KEYWAYS IN ADJACENT MATERIAL OR THEY MAY BE BENT OVER AFTER APPLICATION TO HOLD OR LOCK ONE OR MORE ITEMS IN PLACE. EXCLUDES THRUST TYPE WASHER.
CAGE Information
| Code | Company |
|---|---|
| 81205 | THE BOEING COMPANY DBA BOEING DIV DE |
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 |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.710 INCHES NOMINAL |
| HEAT | HEAT TREATMENT | ANNEALED |
| ABPX | MATERIAL THICKNESS | 0.038 INCHES NOMINAL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.100 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | KEY |
| MATT | MATERIAL | STEEL OVERALL |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.522 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.562 INCHES MINIMUM AND 0.602 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.090 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | F-1.20,FSCM 81205 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| ABKV | OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |