The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-554-5127, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-554-5127 |
| Primary Part Number | 2144808-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| First End Taper Length | 0.032 INCHES NOMINAL IN |
| First End Location | SHOULDER END |
| Surface Treatment Document and Classification | 171,5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 90.0 DEGREES NOMINAL |
| Hole Arrangement Style | ONE END DRILLED |
| Thread Length | 0.625 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.125 INCHES NOMINAL IN |
| Shank Length | 0.685 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.125 INCHES NOMINAL IN |
| First End Taper Angle | 30.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.369 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | POINTED |
| Thread Class | 2A A |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Distance From Centerline of Hole to End of Pin | 0.375 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 |
|---|---|
| 2144808-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 2144808-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5315-00-554-5127 is a Pin,shoulder,headless, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-554-5127 has 1 manufacturer part number on file: 2144808-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 2144808-1: Shank Diameter: 0.250 INCHES NOMINAL IN; First End Taper Length: 0.032 INCHES NOMINAL IN; First End Location: SHOULDER END; Surface Treatment Document and Classification: 171,5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL. 24 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.