The Pin,grooved,headed, cataloged under National Stock Number 5315-01-074-8975, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-074-8975 |
| Primary Part Number | 12273990-2 |
| Item Name | Pin,grooved,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Undercut Width | 0.029 INCHES NOMINAL IN |
| Undercut Diameter | 0.340 INCHES NOMINAL IN |
| Under Head Length | 1.360 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Pin Head Diameter | 0.750 INCHES NOMINAL IN |
| Diameter | 0.374 INCHES NOMINAL IN |
| Effective Length | 1.215 INCHES NOMINAL IN |
| Head Style | FLUSH |
| Second Undercut Width | 0.078 INCHES NOMINAL IN |
| Height | 0.070 INCHES NOMINAL IN |
| Second Undercut Diameter | 0.340 INCHES NOMINAL IN |
| Material | STEEL COMP 410 OVERALL |
| 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 |
|---|---|
| 12273990-2 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12273990-2 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 12273990-2 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5315-01-074-8975 is a Pin,grooved,headed, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-074-8975 has 2 manufacturer part numbers on file: 12273990-2 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12273990-2 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 12273990-2: Undercut Width: 0.029 INCHES NOMINAL IN; Undercut Diameter: 0.340 INCHES NOMINAL IN; Under Head Length: 1.360 INCHES NOMINAL IN; First End Style: SQUARE. 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.