The Pin,spring, cataloged under National Stock Number 5315-00-514-0449, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Aeronautics Division - Pomigliano D'arco Site. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-514-0449 |
| Primary Part Number | NAS427K56 |
| Item Name | Pin,spring |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site |
| Status | ACTIVE |
| Fastener Length | 3.781 INCHES MINIMUM AND 3.811 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING |
| Material Document and Classification | MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Specification/standard Data | 80205-NAS427 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 3.500 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1095 OVERALL |
| Head Diameter | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM 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 |
|---|---|
| NAS427K56 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| Reference | Meaning |
|---|---|
| NAS427 | 3/1 Design control — primary reference U.S. Government activity |
| NAS427K56 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-00-514-0449 is a Pin,spring, manufactured by Leonardo Spa Aeronautics Division - Pomigliano D'arco Site, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-514-0449 has 1 manufacturer part number on file: NAS427K56 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site).
Key specifications for NAS427K56: Fastener Length: 3.781 INCHES MINIMUM AND 3.811 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING; Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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.