The Setscrew, cataloged under National Stock Number 5305-01-078-1246, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-078-1246 |
| Primary Part Number | 12282331 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Width Across Flats | 0.125 INCHES NOMINAL IN |
| Head Height | 0.100 INCHES NOMINAL IN |
| Fastener Length | 0.920 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Internal Drive Style | HEXAGON |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.180 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 |
|---|---|
| 12282331 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12282331 | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| Reference | Meaning |
|---|---|
| 12282331 | 5/9 Secondary reference W. M. Berg, Inc. |
NSN 5305-01-078-1246 is a Setscrew, 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 5305-01-078-1246 has 2 manufacturer part numbers on file: 12282331 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12282331 (Roller Bearing Co of America, Inc Div Pic Design).
Key specifications for 12282331: Width Across Flats: 0.125 INCHES NOMINAL IN; Head Height: 0.100 INCHES NOMINAL IN; Fastener Length: 0.920 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 11 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.