Part Number
Part Number:
NSN:
NIIN:
Item Name:
WASHER , SPRING TENSION
Definition:
A BENT SPRING METAL WASHER WITH A CENTRALLY LOCATED HOLE. IT IS DESIGNED TO EXERT PRESSURE AXIALLY WHEN ASSEMBLED IN PLACE.
CAGE Information
| Code | Company |
|---|---|
| 78189 | ITW SHAKEPROOF AUTOMOTIVE PRODUCTS |
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 |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| AAUB | HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM |