The Screw,close Tolerance, cataloged under National Stock Number 5305-01-528-2701, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Boeing Defence Australia Ltd Div Defense, Space & Security. The record lists 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | Boeing Defence Australia Ltd Div Defense, Space & Security (CAGE Z8T75); Molex, Llc (CAGE 1UX99); Howmet Global Fastening Systems Inc Div City of Industry Operations (CAGE 1RC86); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Boeing Defence Australia Ltd (CAGE Z03F0) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-528-2701 |
| Primary Part Number | BACB30VF4K6 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Boeing Defence Australia Ltd Div Defense, Space & Security |
| 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 |
|---|---|
| BACB30VF4K6 | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
| BACB30VF4K6 | Molex, Llc (USA) |
| BACB30VF4K6 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30VF4K6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30VF4K6 | Boeing Defence Australia Ltd (AUS) |
| BACB30VF4K6 | Huck International, Inc (USA) |
| BACB30VF4K6 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| BACB30VF4K6 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30VF | 7/1 Vendor item drawing reference U.S. Government activity |
NSN 5305-01-528-2701 is a Screw,close Tolerance, manufactured by Boeing Defence Australia Ltd Div Defense, Space & Security, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-528-2701 has 7 manufacturer part numbers on file: BACB30VF4K6 (Boeing Defence Australia Ltd Div Defense, Space & Security), BACB30VF4K6 (Molex, Llc), BACB30VF4K6 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30VF4K6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30VF4K6 (Boeing Defence Australia Ltd) and 2 more.
3 possible matches (shared part number, not a government interchangeability claim): 5305-01-669-3974, 5305-01-707-3010, 5305-01-729-1841. 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.