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 |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
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 |
|---|---|---|
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL OR CADMIUM OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL OR CADMIUM OVERALL |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 45.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 302 OVERALL |
| ABPX | MATERIAL THICKNESS | 0.033 INCHES MINIMUM AND 0.053 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 1.170 INCHES MINIMUM AND 1.175 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | WASHER HAS NO INTERNAL KEYS |
| STYL | STYLE DESIGNATOR | KEY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABMQ | EXTERNAL KEY QUANTITY | 15 |