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Home / MS parts / Fasteners & Fastening Hardware / NSN 5305-01-197-8273
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.

MRCRequirementValue
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTHINCHES MINIMUM 0.444 AND INCHES MAXIMUM 0.494
AASBFASTENER LENGTHINCHES MINIMUM 0.642 AND INCHES MAXIMUM 0.672
AASKHEAD STYLE
AASLHEAD DIAMETERINCHES MINIMUM 0.3898 AND INCHES MAXIMUM 0.3948
AAURGRIP DIAMETERINCHES MINIMUM 0.2485 AND INCHES MAXIMUM 0.2495
AAWBSHANK UNTHREADED HOLE DIAMETERFIRST HOLE INCHES MINIMUM 0.076 AND INCHES MAXIMUM 0.086
ABQZINTERNAL DRIVE STYLE
AHYMNOMINAL THREAD DIAMETERINCHES 0.250
ANEEGRIP LENGTHINCHES MINIMUM 0.178 AND INCHES MAXIMUM 0.198
CMLPTHREAD QUANTITY PER INCH28
CQBCMINIMUM TENSILE STRENGTHPOUNDS PER SQUARE INCH 180000
CQFMHARDNESS RATINGOVERALL ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 43.0
CRSQCOUNTERSINK ANGLEDEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0
CRZSDISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTERFIRST HOLE INCHES MINIMUM 0.516 AND INCHES MAXIMUM 0.556
CSYMSURFACE FINISHGRIP MICROINCHES 32.0
CSYMSURFACE FINISHTHREADS MICROINCHES 32.0
MATTMATERIALOVERALL STEEL COMP 8740
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONOVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6049
SFTTSURFACE TREATMENTOVERALL ALUMINUM
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONOVERALL MIL SPEC SINGLE TREATMENT RESPONSE -IL-C-83488 TY 2 CL 3
THSDTHREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)

Cross-references

15 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.

Manufacturer part numberCAGE
HT4053-4-3A60516
HT4053-4-3A5M902
HT4053-4-3A58998
HT4053-4-3A73197
ST3M740-4L376301
HT4053-4-3A80539
HT4053-4-3A92215
HT4053-4-3A97928
10113526A486G
HT4053-4-3AK5673
HT4053-4-3AL4528
ST3M740-4L3007R1
HT4053-4-3A06950
HT4053-4-3A0PTK6
HT4053-4-3A17446

Supersedes

This item replaces cancelled NIIN 011303561. An older drawing citing one of those numbers resolves here.