The Pin,shoulder,headed, cataloged under National Stock Number 5315-00-684-9750, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 14 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 | 5315-00-684-9750 |
| Primary Part Number | 542-3998-002 |
| Item Name | Pin,shoulder,headed |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| First Step Diameter | 0.2497 INCHES NOMINAL IN |
| Under Head Length | 0.344 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Second Step Length | 0.204 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Pin Head Diameter | 0.343 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Head Style | FLAT |
| Second Step Diameter | 0.1888 INCHES NOMINAL IN |
| Height | 0.031 INCHES NOMINAL IN |
| First Step Length | 0.140 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| 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 |
|---|---|
| 542-3998-002 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 5315-00-684-9750 is a Pin,shoulder,headed, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-684-9750 has 1 manufacturer part number on file: 542-3998-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 542-3998-002: First Step Diameter: 0.2497 INCHES NOMINAL IN; Under Head Length: 0.344 INCHES NOMINAL IN; First End Style: SQUARE; Second Step Length: 0.204 INCHES NOMINAL IN. 14 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.