Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , CONVEX
Definition:
A WASHER WHICH IS ROUND WITH A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS SMOOTH, FLAT, AND UNBROKEN, THE OTHER BEARING SURFACE IS SMOOTH, UNBROKEN, AND IS RAISED TO FORM A CURVED OR SPHERICAL CONTOUR. SEE ALSO WASHER (1), CONCAVE. EXCLUDES BEARING, WASHER THRUST.
CAGE Information
| Code | Company |
|---|---|
| 15653 | ALCOA GLOBAL FASTENERS INC. |
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 | NICKEL OVERALL AND CADMIUM OVERALL |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BOTTOM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD 1ST TREATMENT RESPONSE OVERALL AND AMS 2416 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| ABKV | OUTSIDE DIAMETER | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | CONVEX |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL AND MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| ABPX | MATERIAL THICKNESS | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| ZZZK | SPECIFICATION/STANDARD DATA | 81205-BACW10CA MANUFACTURERS STANDARD |
| FEAT | SPECIAL FEATURES | COLOR BLACK |
| AAUB | HOLE DIAMETER | 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |