The Screw,close Tolerance, cataloged under National Stock Number 5305-01-338-7308, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,close Tolerance |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Huck International, Inc (CAGE 17446); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Hi-Shear Corporation (CAGE 73197); Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (CAGE 1W025); Howmet Global Fastening Systems Inc (CAGE 06950) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-338-7308 |
| Primary Part Number | HR239-3-10 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| 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 |
|---|---|
| E008-3-10 | Huck International, Inc (USA) |
| AIC1651-3-10 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HR239-3-10 PRIMARY | Hi-Shear Corporation (USA) |
| 03A173-3-10 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| SC3103-3-10 | Howmet Global Fastening Systems Inc (USA) |
| BF0015HC3-3-10 | Lfc Industries, Inc. (USA) |
| 03A173-3-10 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| HR239-3-10 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| PBF1416-3-10 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| SLB216-3-10 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| 123742-3-10 | 5/2 Secondary reference U.S. Government activity |
| E008-3-10 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-338-7308 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-338-7308 has 10 manufacturer part numbers on file: E008-3-10 (Huck International, Inc), AIC1651-3-10 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HR239-3-10 (Hi-Shear Corporation), 03A173-3-10 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), SC3103-3-10 (Howmet Global Fastening Systems Inc) and 5 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.