The Screw,close Tolerance, cataloged under National Stock Number 5305-01-668-3185, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Valley-Todeco, Inc. Dba Arconic Fastening Systems (CAGE 06710); Howmet Global Fastening Systems Inc Div City of Industry Operations (CAGE 1RC86) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-668-3185 |
| Primary Part Number | BACB30LR4-9Y |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| 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 |
|---|---|
| BACB30LR4-9Y PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LR4-9Y PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LR4-9Y PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LR4-9Y PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LR4-9Y PRIMARY | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LR4-9Y PRIMARY | Federal Manufacturing Corp (USA) |
| BACB30LR4-9Y | Blanc Aero Industrie Villefranche De Rouergue - Groupe Lisi Aerospace (FRA) |
| Reference | Meaning |
|---|---|
| BACB30LR4-9Y | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5305-01-668-3185 is a Screw,close Tolerance, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-668-3185 has 7 manufacturer part numbers on file: BACB30LR4-9Y (Sps Technologies, Llc Dba PB Fasteners), BACB30LR4-9Y (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30LR4-9Y (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30LR4-9Y (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LR4-9Y (Howmet Global Fastening Systems Inc Div City of Industry Operations) 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.