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Part Number:
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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
20418 DRS SUSTAINMENT SYSTEMS INC. DIV DRS

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
MDCL MATERIAL DOCUMENT AND CLASSIFICATION AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
AAUB HOLE DIAMETER 0.244 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
MATT MATERIAL STEEL COMP 631 OVERALL
CQFM HARDNESS RATING 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
ABPX MATERIAL THICKNESS 0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM
ABKW OVERALL HEIGHT 0.032 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
STYL STYLE DESIGNATOR SPRING TENSION
ABKV OUTSIDE DIAMETER 0.465 INCHES MINIMUM AND 0.472 INCHES MAXIMUM
STDC SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SFTT SURFACE TREATMENT PASSIVATE OVERALL

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