The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-014-4252, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-014-4252 |
| Primary Part Number | 40-0001338 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Head Height | 0.203 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL IN |
| Material Document and Classification | SAE ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OR GM 260M FSCM 24617 MFR REF 3RD MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 1212 OR STEEL COMP 1015 OR STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40-0001338 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 0F34-0598-00 | Akron Brass Company Dba Weldon Technologies (USA) |
| Reference | Meaning |
|---|---|
| 40-0001338 | 5/9 Secondary reference Hercules Engine Co Inc |
| 2359A | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 5305-01-014-4252 is a Screw,cap,hexagon Head, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-014-4252 has 2 manufacturer part numbers on file: 40-0001338 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 0F34-0598-00 (Akron Brass Company Dba Weldon Technologies).
Key specifications for 40-0001338: Head Height: 0.203 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL IN; Material Document and Classification: SAE ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OR GM 260M FSCM 24617 MFR REF 3RD MATERIAL RESPONSE OVERALL. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.