The Setscrew, cataloged under National Stock Number 5305-01-701-6153, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Unbrako (a Division of S P S Technologies Ltd). The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Setscrew |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Unbrako (a Division of S P S Technologies Ltd) (CAGE U1811); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-701-6153 |
| Primary Part Number | 28706L-4C-16 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Unbrako (a Division of S P S Technologies Ltd) |
| Status | ACTIVE |
| 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 |
|---|---|
| 28706L-4C-16 | Unbrako (a Division of S P S Technologies Ltd) (GBR) |
| 150-8217366 PN-31 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H462-0132 PN-31 | 3/2 Design control — primary reference U.S. Government activity |
| 28706L-4C-16 | 5/9 Secondary reference Breeze-Eastern Llc |
| 150-8217366 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5305-01-701-6153 is a Setscrew, manufactured by Unbrako (a Division of S P S Technologies Ltd), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-701-6153 has 2 manufacturer part numbers on file: 28706L-4C-16 (Unbrako (a Division of S P S Technologies Ltd)), 150-8217366 PN-31 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-702-9642. Verify interchangeability with system specifications before substitution.
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.