The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-110-5577, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Hornet Acquisitionco, Llc Dba Onboard Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-110-5577 |
| Primary Part Number | 4414D591 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Hornet Acquisitionco, Llc Dba Onboard Systems |
| Status | ACTIVE |
| Shank Diameter | 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| First End Taper Length | 0.030 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| Surface Treatment Document and Classification | QQ-P-416,CL2,TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hole Arrangement Style | BOTH END DRILLED |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Shank Length | 0.343 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Second Hole Diameter | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Second Shank Length | 0.343 INCHES NOMINAL IN |
| Center to Center Distance Between Holes | 7.350 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 4130 OVERALL |
| Distance From Centerline of Hole to End of Pin | 0.138 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 |
|---|---|
| 4414D591 PRIMARY | Hornet Acquisitionco, Llc Dba Onboard Systems (USA) |
| Reference | Meaning |
|---|---|
| 4414D591 | 3/9 Design control — primary reference U.S. Government activity |
| 4414D591 | 5/9 Secondary reference Goodrich Corporation Dba Trw Lucas Aerospace |
NSN 5315-00-110-5577 is a Pin,shoulder,headless, manufactured by Hornet Acquisitionco, Llc Dba Onboard Systems, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-110-5577 has 1 manufacturer part number on file: 4414D591 (Hornet Acquisitionco, Llc Dba Onboard Systems).
Key specifications for 4414D591: Shank Diameter: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN; Second Shank Diameter: 0.182 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN; First End Taper Length: 0.030 INCHES NOMINAL IN; First End Location: BOTH ENDS. 20 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.