The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-368-1713, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Air Specialties, Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-368-1713 |
| Primary Part Number | 53A-00-231-10 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Air Specialties, Inc |
| Status | ACTIVE |
| Head Height | 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.922 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN |
| Locking Feature | STRIP THREADS |
| Minimum Tensile Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | NICKEL ALLOY K-500 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 |
|---|---|
| 53A-00-231-10 | Air Specialties, Inc (USA) |
| Reference | Meaning |
|---|---|
| 751-7068535-19 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| H841-0311-19 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 211068125 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| 53A-00-231-10 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 53A-00-231-10 | 5/9 Secondary reference Illinois Tool Wks Inc Linac Div |
| 596-7410528-40 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 0.625-11UNC-2AX1.750LG NICUAL | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 53A-00-231-10 | 5/9 Secondary reference Alpha Aerospace Hardware Inc |
| MIL-S-1222 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-368-1713 is a Screw,cap,hexagon Head, manufactured by Air Specialties, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-368-1713 has 1 manufacturer part number on file: 53A-00-231-10 (Air Specialties, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-545-0916. Verify interchangeability with system specifications before substitution.
Key specifications for 53A-00-231-10: Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Fastener Length: 1.750 INCHES NOMINAL IN; Thread Length: 1.500 INCHES NOMINAL IN; Material Document and Classification: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.