The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-337-2576, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lister Petter Ltd. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 14 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 | 5305-00-337-2576 |
| Primary Part Number | 27-1285A |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Lister Petter Ltd |
| Status | CANCELLED |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Surface Finish | 125.0 MICROINCHES GRIP |
| Material Document and Classification | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Finish | 125.0 MICROINCHES BEARING SURFACE OF HEAD |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 2 GRADE |
| Material | STEEL OVERALL |
| Minimum Tensile Strength | 74000 POUNDS PER SQUARE INCH LBS |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Class | 2A A |
| Hardness Rating | 23.0 ROCKWELL C NOMINAL OVERALL |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Length | 0.625 INCHES MINIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 27-1285A PRIMARY | Lister Petter Ltd (GBR) |
| S6101-3121461PC242 PRIMARY | Naval Ship Systems Command (USA) |
| G205802-17 | At and T Corp (USA) |
| S6101-3121463PC242 PRIMARY | Naval Ship Systems Command (USA) |
| 3602 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
| D8471-44-14 | Chief of Engineers Dept of Army (USA) |
| X86 | Prestolite Electric Inc (USA) |
| 2985PC242 PRIMARY | Champion Aerospace Llc (USA) |
| S6101-3121462PC242 PRIMARY | Naval Ship Systems Command (USA) |
| FFS85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| X86 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| 2984PC242 | Ryan Equipment Co Inc (USA) |
| 25704-281210-44-0 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| G205802-17 | American Telephone and Telegraph Co (USA) |
| 2986PC242 PRIMARY | Champion Aerospace Llc (USA) |
| D8471-44-14 | Unifab Industries Inc (USA) |
| 25704-281210-44-0 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| 2986PC242 | Ryan Equipment Co Inc (USA) |
| 2984PC242 PRIMARY | Champion Aerospace Llc (USA) |
| 2985PC242 | Ryan Equipment Co Inc (USA) |
NSN 5305-00-337-2576 is a Screw,cap,hexagon Head, manufactured by Lister Petter Ltd, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-337-2576 has 20 cross-referenced part numbers: 27-1285A (Lister Petter Ltd), S6101-3121461PC242 (Naval Ship Systems Command), G205802-17 (At and T Corp), S6101-3121463PC242 (Naval Ship Systems Command), 3602 (Hdt Expeditionary Systems Inc) and 15 more.
There are 12 known substitutes for 5305-00-337-2576: 6680-00-063-4116, 6230-00-145-1407, 2530-00-192-8838 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 27-1285A: Thread Direction: RIGHT-HAND; Head Height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN; Surface Finish: 125.0 MICROINCHES GRIP; Material Document and Classification: SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-337-2576 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.