The Pin,grooved,headed, cataloged under National Stock Number 5315-01-353-3703, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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 | 5315-01-353-3703 |
| Primary Part Number | 6556818 |
| Item Name | Pin,grooved,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Undercut Width | 0.218 INCHES NOMINAL0.218 INCHES NOMINAL IN |
| Undercut Diameter | 0.469 INCHES NOMINAL0.469 INCHES NOMINAL IN |
| Hole Arrangement Style | DRILLED SLOTTED ENDDRILLED SLOTTED END |
| Under Head Length | 3.562 INCHES NOMINAL3.562 INCHES NOMINAL IN |
| First End Slot Width | 0.190 INCHES MINIMUM AND 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM0.200 INCHES MAXIMUM IN |
| First End Style | SLOTTEDSLOTTED |
| First Hole Diameter | 0.188 INCHES MINIMUM AND 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM0.189 INCHES MAXIMUM IN |
| Style Designator | GROOVEGROOVE |
| Diameter | 0.498 INCHES MINIMUM AND 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM0.499 INCHES MAXIMUM IN |
| Head Style | ROUND W/WRENCH FLATSROUND W/WRENCH FLATS |
| First End Slot Depth | 0.594 INCHES NOMINAL0.594 INCHES NOMINAL IN |
| Height | 0.094 INCHES NOMINAL0.094 INCHES NOMINAL IN |
| Distance From Centerline of Hole to End of Pin | 3.406 INCHES NOMINAL3.406 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 |
|---|---|
| 6556818 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5315-01-353-3703 is a Pin,grooved,headed, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-353-3703 has 1 manufacturer part number on file: 6556818 (Naval Sea Systems Command).
Key specifications for 6556818: Width Across Flats: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN; Undercut Width: 0.218 INCHES NOMINAL0.218 INCHES NOMINAL IN; Undercut Diameter: 0.469 INCHES NOMINAL0.469 INCHES NOMINAL IN; Hole Arrangement Style: DRILLED SLOTTED ENDDRILLED SLOTTED END. 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.