The Screw Assembly,panel, cataloged under National Stock Number 5305-01-471-7512, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hydac Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-471-7512 |
| Primary Part Number | HRL2AFSTUNC |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hydac Corp |
| Status | ACTIVE |
| Fastener Length | 1.063 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | 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 |
|---|---|
| HRL2AFSTUNC PRIMARY | Hydac Corp (USA) |
| 12413103-02 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12413103 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| ST-STB-02-Z | 5/9 Secondary reference U.S. Government activity |
| HR2L P/SB | 5/9 Secondary reference Hydac Corp |
NSN 5305-01-471-7512 is a Screw Assembly,panel, manufactured by Hydac Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-471-7512 has 2 manufacturer part numbers on file: HRL2AFSTUNC (Hydac Corp), 12413103-02 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-472-5644. Verify interchangeability with system specifications before substitution.
Key specifications for HRL2AFSTUNC: Fastener Length: 1.063 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: FLAT FILLISTER; Thread Direction: RIGHT-HAND. 8 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.