The Pin,tapered,threaded, cataloged under National Stock Number 5315-01-284-1255, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Gallagher-Ferguson Engineering Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-284-1255 |
| Primary Part Number | 2-12385-3 |
| Item Name | Pin,tapered,threaded |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Gallagher-Ferguson Engineering Inc |
| Status | ACTIVE |
| First End Location | RADIUS END |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.447 INCHES NOMINAL IN |
| First End Style | ROUND |
| Taper Minor Diameter | 0.353 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN |
| Style Designator | THREADED AT SMALL END |
| Material Document and Classification | MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Taper Major Diameter | 0.500 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Grip Length | 0.850 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| Taper Length | 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Second End Style | SQUARE |
| Taper | 0.500 PER FOOT IN INCHES |
| Thread Class | 3A A |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| First End Outer Radius | 0.500 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 |
|---|---|
| 2-12385-3 | Gallagher-Ferguson Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| 2-12385-3 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| AN386-4-7A | 5/9 Secondary reference U.S. Government activity |
| 2-12385-3 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5315-01-284-1255 is a Pin,tapered,threaded, manufactured by Gallagher-Ferguson Engineering Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-284-1255 has 1 manufacturer part number on file: 2-12385-3 (Gallagher-Ferguson Engineering Inc).
Key specifications for 2-12385-3: First End Location: RADIUS END; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.447 INCHES NOMINAL IN; First End Style: ROUND. 20 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.