NSN 5305-01-197-8273 · NIIN 011978273 · FSC 5305
NO DASHES 5305011978273
In Stock
SCREW,CLOSE TOLERANCE
Screws
Technical characteristics
23 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.444 AND INCHES MAXIMUM 0.494 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.642 AND INCHES MAXIMUM 0.672 |
| AASK | HEAD STYLE | |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.3898 AND INCHES MAXIMUM 0.3948 |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.2485 AND INCHES MAXIMUM 0.2495 |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | FIRST HOLE INCHES MINIMUM 0.076 AND INCHES MAXIMUM 0.086 |
| ABQZ | INTERNAL DRIVE STYLE | |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.250 |
| ANEE | GRIP LENGTH | INCHES MINIMUM 0.178 AND INCHES MAXIMUM 0.198 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 180000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 43.0 |
| CRSQ | COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | FIRST HOLE INCHES MINIMUM 0.516 AND INCHES MAXIMUM 0.556 |
| CSYM | SURFACE FINISH | GRIP MICROINCHES 32.0 |
| CSYM | SURFACE FINISH | THREADS MICROINCHES 32.0 |
| MATT | MATERIAL | OVERALL STEEL COMP 8740 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6049 |
| SFTT | SURFACE TREATMENT | OVERALL ALUMINUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-83488 TY 2 CL 3 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
Supersedes
This item replaces cancelled NIIN 011303561. An older drawing citing one of those numbers resolves here.