The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-638-9853, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-638-9853 |
| Primary Part Number | 3136 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Prestolite Electric Inc |
| Status | CANCELLED |
| Minimum Tensile Strength | 74000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Surface Finish | 125.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Hardness Rating | 23.0 ROCKWELL B MINIMUM AND 80.0 ROCKWELL B MAXIMUM OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 STYLE AND 2 GRADE |
| Material | STEEL OVERALL |
| Material Document and Classification | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 20 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5305-00-638-9853 is a Screw,cap,hexagon Head, manufactured by Prestolite Electric Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-638-9853 has 4 cross-referenced part numbers: 3136 (Prestolite Electric Inc), 3136 (Prestolite Electric Inc), 12028-39 (Met-Pro Corporation), FF-S-85 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5305-00-638-9853: 4820-00-017-0047, 6250-00-153-6471, 5935-00-201-6467 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3136: Minimum Tensile Strength: 74000 POUNDS PER SQUARE INCH LBS; Thread Class: 2A A; Surface Finish: 125.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-638-9853 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.