The Screw,close Tolerance, cataloged under National Stock Number 5305-01-660-9643, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Hi-Shear Corporation (CAGE 73197); Valley-Todeco, Inc. Dba Arconic Fastening Systems (CAGE 06710); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); The Boeing Company Div Legacy Am&m (CAGE 43999); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-660-9643 |
| Primary Part Number | LD111-0046-2311 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| 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 |
|---|---|
| LD111-0046-2311 | Hi-Shear Corporation (USA) |
| LD111-0046-2311 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| LD111-0046-2311 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| LD111-0046-2311 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| LD111-0046-2311 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| LD111-0046-2311 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| LD111-0046-2311 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| Reference | Meaning |
|---|---|
| LD111-0046-2311 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-660-9643 is a Screw,close Tolerance, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-660-9643 has 7 manufacturer part numbers on file: LD111-0046-2311 (Hi-Shear Corporation), LD111-0046-2311 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), LD111-0046-2311 (Sps Technologies, Llc Dba PB Fasteners), LD111-0046-2311 (The Boeing Company Div Legacy Am&m), LD111-0046-2311 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 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.