The Screw,tapping, cataloged under National Stock Number 5305-00-017-1603, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Trailmobile Inc Sub of the Pullman Co. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Screw,tapping |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Army Weapons Command Attn Amswe-Ree-S (CAGE 21450); Trailmobile Inc Sub of the Pullman Co (CAGE 60528) |
| Parameter | Value |
|---|---|
| NSN | 5305-00-017-1603 |
| Primary Part Number | 50-19F58 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Trailmobile Inc Sub of the Pullman Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 171603 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 50-19F58 PRIMARY | Trailmobile Inc Sub of the Pullman Co (USA) |
| Reference | Meaning |
|---|---|
| 171603 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 171603 | 5/9 Secondary reference General Motors Corp |
NSN 5305-00-017-1603 is a Screw,tapping, manufactured by Trailmobile Inc Sub of the Pullman Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-017-1603 has 2 manufacturer part numbers on file: 171603 (Army Weapons Command Attn Amswe-Ree-S), 50-19F58 (Trailmobile Inc Sub of the Pullman Co).
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.