Part Number
Definition:
A METALLIC HEADED FASTENER HAVING INTERNAL THREADS FOR A PORTION OF THE FULL LENGTH. IT MAY HAVE A SMOOTH, HEXAGON OR SPLINED SHANK WITH AN OPEN OR CLOSED END. IS DESIGNED TO BE EXPANDED TIGHTLY AGAINST THE MATERIAL IT IS BEING INSTALLED IN BY MEANS OF A SPECIAL TOOL. THE ITEM MUST HAVE A SPECIFIED GRIP RANGE. THE GRIP RANGE IS THE THICKNESS OF THE MATERIAL THE ITEM IS BEING INSTALLED IN. SEE ALSO NUT (1) SELF-LOCKING, BLIND RIVET. EXCLUDES NUT (1), SLEEVE.
CAGE Information
| Code | Company |
|---|---|
| 71286 | ALCOA GLOBAL FASTENERS INC. DBA ALCO |
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 |
|---|---|---|
| AASU | HEAD HEIGHT | 0.020 INCHES MINIMUM AND 0.058 INCHES MAXIMUM |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| MATT | MATERIAL | STEEL COMP 305 OVERALL OR STEEL COMP 430 OVERALL OR STEEL COMP 1108 OVERALL OR STEEL COMP 1110 OVERALL |
| ACTD | NUT DIAMETER | 0.326 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | NOT RATED |
| AASK | HEAD STYLE | FLAT |
| ACTA | NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3B |
| AZKQ | TEMP RATING | NOT RATED |
| ADEY | NUT GRIP RANGE | +0.030/+0.080 INCHES |
| BZRR | THREAD SERIES | UNJC |
| AASL | HEAD DIAMETER | 0.385 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| ADFN | SHANK END TYPE | CLOSED |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| ACVN | NUT LENGTH | 0.600 INCHES MINIMUM AND 0.667 INCHES MAXIMUM |