The Pin,shoulder,headed, cataloged under National Stock Number 5315-01-499-4603, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Billet Industries Inc Dba Billet Industries Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-499-4603 |
| Primary Part Number | 428177-1 |
| Item Name | Pin,shoulder,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Billet Industries Inc Dba Billet Industries Inc |
| Status | ACTIVE |
| First Step Diameter | 1.0599 INCHES MINIMUM AND 1.0612 INCHES MAXIMUM IN |
| Third Step Diameter | 0.590 INCHES NOMINAL IN |
| Under Head Length | 3.600 INCHES NOMINAL IN |
| First End Style | RADIUS |
| Second Step Length | 0.425 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Pin Head Diameter | 1.022 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLAT CHAMFER |
| Second Step Diameter | 0.870 INCHES NOMINAL IN |
| Height | 0.210 INCHES NOMINAL IN |
| First Step Length | 2.750 INCHES NOMINAL IN |
| Material | STEEL COMP 630 OVERALL |
| First End Corner Radius | 0.050 INCHES NOMINAL IN |
| Third Step Length | 0.425 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 | S |
| Part Number | Manufacturer |
|---|---|
| 428177-1 | Billet Industries Inc Dba Billet Industries Inc (USA) |
| 428177-1 | Krobach Mfg. Corp. Dba Krobach Manufacturing Corp (USA) |
| 428177-1 | Airtronics, Llc (USA) |
| Reference | Meaning |
|---|---|
| 428177-1 | 5/9 Secondary reference Master Research & Manufacturing, Inc. Dba Master Research & Manufacturing Inc |
| 428177-1 | 5/9 Secondary reference Wellman Dynamics Machining and Assembly, Inc. |
| 428177-1 | 3/2 Design control — primary reference U.S. Government activity |
| 428177-1 | 5/9 Secondary reference Computa-Base-Machining, Inc. |
| 428177-1 | 5/9 Secondary reference Pre-Mach Inc |
| 428177-1 | 5/9 Secondary reference Duhadaway Tool & Die Shop Inc |
NSN 5315-01-499-4603 is a Pin,shoulder,headed, manufactured by Billet Industries Inc Dba Billet Industries Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-499-4603 has 3 manufacturer part numbers on file: 428177-1 (Billet Industries Inc Dba Billet Industries Inc), 428177-1 (Krobach Mfg. Corp. Dba Krobach Manufacturing Corp), 428177-1 (Airtronics, Llc).
Key specifications for 428177-1: First Step Diameter: 1.0599 INCHES MINIMUM AND 1.0612 INCHES MAXIMUM IN; Third Step Diameter: 0.590 INCHES NOMINAL IN; Under Head Length: 3.600 INCHES NOMINAL IN; First End Style: RADIUS. 15 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.