The Screw,close Tolerance, cataloged under National Stock Number 5305-01-480-0494, 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 18 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Screw,close Tolerance |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Huck International, Inc (CAGE 17446); Howmet Global Fastening Systems Inc (CAGE 06950); Reid Products Inc. Dba Reid Products Inc (CAGE 59563); Hi-Shear Corporation (CAGE 73197) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-480-0494 |
| Primary Part Number | 3M1170D4D17AF |
| 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) |
| Part Number | Manufacturer |
|---|---|
| 3M1170D4D17AF | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M1170D4D17AF | Huck International, Inc (USA) |
| 3M1170D4D17AF | Howmet Global Fastening Systems Inc (USA) |
| 11825D4D17AF | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M1170D4D17AF | Hi-Shear Corporation (USA) |
| 11845D4D17AF | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M1170D4D17AF | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M1170D4D17AF PRIMARY | The Boeing Company Div Defense (USA) |
| 3M1170D4D17AF | Houston Precision Fasteners I Lp (USA) |
| 3M1170D4D17AF | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1170D4D17AF | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M1170D4D17AF | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M1170D4D17AF | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 3M1170D4D17AF | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1170D4D17AF | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1170D4D17AF | West Coast Aerospace, Inc. (USA) |
| 3M1170D4D17AF | Heartland Precision Fasteners Inc (USA) |
| 3M1170D4D17AF | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| HP1170D4D17F | 5/9 Secondary reference Heartland Precision Fasteners Inc |
| TX1027D4D17AF | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| 3M1170D4D17AF | 5/9 Secondary reference Sps Technologies Inc |
| 3M1170D4D17AF | 5/2 Secondary reference U.S. Government activity |
| 3M1170 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 3M1170D4D17AF | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-480-0494 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-480-0494 has 18 manufacturer part numbers on file: 3M1170D4D17AF (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 3M1170D4D17AF (Huck International, Inc), 3M1170D4D17AF (Howmet Global Fastening Systems Inc), 11825D4D17AF (Reid Products Inc. Dba Reid Products Inc), 3M1170D4D17AF (Hi-Shear Corporation) and 13 more.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-723-1320. 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.