The Pin,straight,headless, cataloged under National Stock Number 5315-01-220-2503, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Viking Pump, Inc. 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 | 5315-01-220-2503 |
| Primary Part Number | 2-435-012-291 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Viking Pump, Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES OUTSIDE DIAMETER |
| Second End Taper Angle | 15.0 DEGREES NOMINAL |
| Hole Arrangement Style | ONE END DRILLED |
| First End Style | SQUARE |
| First Hole Diameter | 0.188 INCHES NOMINAL IN |
| Second End Taper Length | 0.062 INCHES NOMINAL IN |
| Pin Overall Diameter | 1.1245 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN |
| Pin Overall Length | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Counterbore Diameter | 0.344 INCHES NOMINAL IN |
| Second End Style | CHAMFERED AND COUNTERBORED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Second End Counterbore Depth | 2.000 INCHES NOMINAL IN |
| Distance From Centerline of Hole to End of Pin | 0.781 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 |
|---|---|
| 2-435-012-291 PRIMARY | Viking Pump, Inc (USA) |
NSN 5315-01-220-2503 is a Pin,straight,headless, manufactured by Viking Pump, Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-220-2503 has 1 manufacturer part number on file: 2-435-012-291 (Viking Pump, Inc).
Key specifications for 2-435-012-291: Surface Finish: 32.0 MICROINCHES OUTSIDE DIAMETER; Second End Taper Angle: 15.0 DEGREES NOMINAL; Hole Arrangement Style: ONE END DRILLED; 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.