The Screw Assembly,panel, cataloged under National Stock Number 5305-01-451-4713, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Div Huck Products Division. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-451-4713 |
| Primary Part Number | DRB7500-4-B-1 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Head Height | 0.437 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.286 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR AMS4117 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF |
| Material Document and Classification | QQ-V-423F5 FED SPEC SINGLE MATERIAL RESPONSE OR AMS5688 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | KNURLED NO. 5 |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING FASTENER |
| Material | STEEL CORROSION RESISTING SPRING |
| Material | ALUMINUM ALLOY STAND-OFF |
| Head Diameter | 0.325 INCHES NOMINAL IN |
| 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 |
|---|---|
| GS553U04B1 | Northrop Grumman Systems Corporation (USA) |
| DRB7500-4-B-1 PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| DRB7500-4-B-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-451-4713 is a Screw Assembly,panel, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-451-4713 has 2 manufacturer part numbers on file: GS553U04B1 (Northrop Grumman Systems Corporation), DRB7500-4-B-1 (Huck International, Inc. Div Huck Products Division).
Key specifications for DRB7500-4-B-1: Head Height: 0.437 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Material Accommodated Thickness: 0.286 INCHES NOMINAL IN; Thread Length: 1.000 INCHES NOMINAL IN. 16 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.