The Screw,close Tolerance, cataloged under National Stock Number 5305-01-561-8408, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Fastener Innovation Technology, Inc. Dba F I T (CAGE 58998); Saturn Fasteners Inc (CAGE 0K6Z0); Houston Precision Fasteners I Lp (CAGE 1VSL7); The Boeing Company Div Defense (CAGE 76301); Heartland Precision Fasteners Inc (CAGE 0ZC92) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-561-8408 |
| Primary Part Number | 3M1170C3-19AF |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | V |
| Part Number | Manufacturer |
|---|---|
| 3M1170C3-19AF | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M1170C3-19AF | Saturn Fasteners Inc (USA) |
| 3M1170C3-19AF | Houston Precision Fasteners I Lp (USA) |
| 3M1170C3-19AF PRIMARY | The Boeing Company Div Defense (USA) |
| 3M1170C3-19AF | Heartland Precision Fasteners Inc (USA) |
| 3M1170C3-19AF | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
NSN 5305-01-561-8408 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-561-8408 has 6 manufacturer part numbers on file: 3M1170C3-19AF (Fastener Innovation Technology, Inc. Dba F I T), 3M1170C3-19AF (Saturn Fasteners Inc), 3M1170C3-19AF (Houston Precision Fasteners I Lp), 3M1170C3-19AF (The Boeing Company Div Defense), 3M1170C3-19AF (Heartland Precision Fasteners Inc) and 1 more.
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.