NSN 5305-00-431-0957 · NIIN 004310957 · FSC 5305
NO DASHES 5305004310957
In Stock
SCREW,LAG
Screws
Technical characteristics
16 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 |
|---|---|---|
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 55000 |
| CTYF | NONMACHINE NOMINAL THREAD DIAMETER | INCHES 0.625 |
| AATX | SHOULDER LENGTH | FIRST SHOULDER INCHES MINIMUM 0.312 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.378 AND INCHES MAXIMUM 0.444 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.906 AND INCHES MAXIMUM 0.938 |
| AATN | SHOULDER DIAMETER | FIRST SHOULDER INCHES MINIMUM 0.605 AND INCHES MAXIMUM 0.642 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE AST- A153 |
| CWYB | SHOULDER SHAPE | FIRST SHOULDER ROUND |
| MATT | MATERIAL | OVERALL STEEL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE FF-B-561,GRADE B |
| SFTT | SURFACE TREATMENT | OVERALL ZINC |
| AASB | FASTENER LENGTH | INCHES NOMINAL 5.500 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL B MINIMUM 60.0 |
| CRGF | NONMACHINE THREAD STYLE | |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 1 AND STYLE 1 AND GRADE B |
| AASK | HEAD STYLE |
Supersedes
This item replaces cancelled NIIN 002521503. An older drawing citing one of those numbers resolves here.