The Pin,straight,headless, cataloged under National Stock Number 5315-01-433-9981, 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 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-433-9981 |
| Primary Part Number | 6404604 FIND 139 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| Hole Arrangement Style | BOTH END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.141 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-763 CL-304,COND-A,FORM-BAR,FIN-B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.3130 INCHES NOMINAL IN |
| Pin Overall Length | 1.190 INCHES NOMINAL IN |
| Second Hole Diameter | 0.141 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 0.910 INCHES NOMINAL IN |
| Material | STEEL COMP 304 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.140 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 |
|---|---|
| 6404604 FIND 139 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| DF1502-255 FIND 129 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 167-6404604 FIND 139 | 5/9 Secondary reference Naval Sea Systems Command |
| DF1502-255 PIECE 139 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5315-01-433-9981 is a Pin,straight,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-433-9981 has 1 manufacturer part number on file: 6404604 FIND 139 (Naval Sea Systems Command).
Key specifications for 6404604 FIND 139: Second End Taper Angle: 45.0 DEGREES NOMINAL; Hole Arrangement Style: BOTH END DRILLED; First End Style: CHAMFERED; First Hole Diameter: 0.141 INCHES NOMINAL IN. 12 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.