The Screw Assembly,panel, cataloged under National Stock Number 5305-01-450-3254, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-450-3254 |
| Primary Part Number | 12981725-2 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Head Height | 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN |
| Fastener Length | 1.658 INCHES MINIMUM AND 1.668 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-STD-171, PARA 5.4.1, DIMENSIONAL LIMITS APPLY AFTER FINISH MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.747 INCHES MINIMUM AND 0.757 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A276,A479,A581, OR A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Nonstandard Thread Pitch Diameter | +0.4448 TO 0.4500 INCHES IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM 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 |
|---|---|
| 12981725-2 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5305-01-450-3254 is a Screw Assembly,panel, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-450-3254 has 1 manufacturer part number on file: 12981725-2 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12981725-2: Head Height: 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN; Fastener Length: 1.658 INCHES MINIMUM AND 1.668 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-STD-171, PARA 5.4.1, DIMENSIONAL LIMITS APPLY AFTER FINISH MIL STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.747 INCHES MINIMUM AND 0.757 INCHES MAXIMUM IN. 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.