The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-340-0352, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-340-0352 |
| Primary Part Number | 2431-1288 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| First Step Diameter | 0.3746 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| First End Location | COUNTERBORE END |
| First End Counterbore Diameter | 0.280 INCHES NOMINAL IN |
| Third Step Diameter | 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Thread Length | 0.440 INCHES NOMINAL IN |
| First End Style | COUNTERBORED W/THRU HOLE |
| Second Step Length | 1.500 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5640,TY 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Second Step Diameter | 0.365 INCHES NOMINAL IN |
| First Step Length | 0.550 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Thread Class | 2A A |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNF |
| Third Step Length | 2.880 INCHES NOMINAL IN |
| First End Counterbore Depth | 1.900 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 |
|---|---|
| 2431-1288 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2431-1288 | 3/9 Design control — primary reference Recon/optical, Inc. |
NSN 5315-01-340-0352 is a Pin,shoulder,headless, manufactured by Goodrich Corporation, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-340-0352 has 1 manufacturer part number on file: 2431-1288 (Goodrich Corporation).
Key specifications for 2431-1288: First Step Diameter: 0.3746 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN; First End Location: COUNTERBORE END; First End Counterbore Diameter: 0.280 INCHES NOMINAL IN; Third Step Diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN. 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.