The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-377-6243, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Bae Flight Systems Inc. Government technical data includes 18 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 | 5315-01-377-6243 |
| Primary Part Number | CSK-9-03601-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Bae Flight Systems Inc |
| Status | ACTIVE |
| First End Taper Length | 0.500 INCHES NOMINAL IN |
| First End Location | OVAL END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.435 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-S-764 COMP 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 0.3 RADIANS NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| First End Tip Radius | 0.030 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | RADIUS |
| Thread Class | 3A A |
| Material | STEEL COMP 303 OVERALL |
| Second End Corner Radius | 0.020 INCHES NOMINAL IN |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| CSK-9-03601-1 PRIMARY | Bae Flight Systems Inc (USA) |
NSN 5315-01-377-6243 is a Pin,shoulder,headless, manufactured by Bae Flight Systems Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-377-6243 has 1 manufacturer part number on file: CSK-9-03601-1 (Bae Flight Systems Inc).
Key specifications for CSK-9-03601-1: First End Taper Length: 0.500 INCHES NOMINAL IN; First End Location: OVAL END; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.435 INCHES NOMINAL IN. 18 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.