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 |
|---|---|---|
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6357 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAUB | HOLE DIAMETER | 2.140 INCHES MINIMUM AND 2.150 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 3.109 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 8735 OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| ABPX | MATERIAL THICKNESS | 0.060 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 2.656 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 14 |
| SFTT | SURFACE TREATMENT | OXIDE FILM OVERALL |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.224 INCHES NOMINAL |