The Pin,spring, cataloged under National Stock Number 5315-00-003-6673, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-003-6673 |
| Item Name | Pin,spring |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Surface Finish | 80.0 MICROINCHES OUTSIDE DIAMETER |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Hardness Rating | 83.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 87.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| Style Designator | SLOTTED |
| Material Document and Classification | AMS 5506 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.125 INCHES NOMINAL IN |
| Material Thickness | 0.028 INCHES NOMINAL IN |
| Departure From Cited Designator | MATERIAL MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| Surface Treatment | PASSIVATE OVERALL |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL COMP 410 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 |
|---|---|
| MS171539 | 4/1 Identification reference U.S. Government activity |
NSN 5315-00-003-6673 is a Pin,spring, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5315-00-063-3658, 6210-00-548-0190, 5315-00-634-6995. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-00-003-6673: Surface Finish: 80.0 MICROINCHES OUTSIDE DIAMETER; Special Test Features: SPECIAL QUALITY CONTROL TESTING; Hardness Rating: 83.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 87.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL; Style Designator: SLOTTED. 11 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.