The Pin,spring, cataloged under National Stock Number 5315-01-406-5037, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-406-5037 |
| Item Name | Pin,spring |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Material Document and Classification | AISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 420 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| APIN1004 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| APIN1004 | 5/9 Secondary reference Naval Sea Systems Command |
| 33-APIN1004 | 5/9 Secondary reference Rix Industries |
| APIN1004 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| APIN1004 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-01-406-5037 is a Pin,spring, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-406-5037: Material Document and Classification: AISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Special Features: DIAMETER 0.250;LENGTH 0.750; Surface Treatment: PASSIVATE OVERALL; Material: STEEL COMP 420 OVERALL. 3 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.