The Screw,close Tolerance, cataloged under National Stock Number 5305-01-336-3906, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528); 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 | 5305-01-336-3906 |
| Primary Part Number | 03A173-6-10 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 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 |
|---|---|
| PBF1416-6-10 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| HR239-6-10 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HR239-6-10 | Hi-Shear Corporation (USA) |
| 03A173-6-10 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| SC3103-6-10 | Howmet Global Fastening Systems Inc (USA) |
| 03A173-6-10 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| AIC1651-6-10 | Huck International, Inc (USA) |
| BF0015HC3-6-10 | Lfc Industries, Inc. (USA) |
| E008-6-10 | Huck International, Inc (USA) |
| SLB216-6-10 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| AIC1651-6-10 | 5/9 Secondary reference U.S. Government activity |
| 123742-6-10 | 5/2 Secondary reference U.S. Government activity |
| E008-6-10 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-336-3906 is a Screw,close Tolerance, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-336-3906 has 10 manufacturer part numbers on file: PBF1416-6-10 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), HR239-6-10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HR239-6-10 (Hi-Shear Corporation), 03A173-6-10 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), SC3103-6-10 (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.