The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-671-9633, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Bolt,close Tolerance |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Howmet Global Fastening Systems Inc (CAGE 06950); Hi-Shear Corporation (CAGE 73197); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Howmet Global Fastening Systems Inc Div City of Industry Operations (CAGE 1RC86) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-671-9633 |
| Primary Part Number | BACB30KR5-7 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc |
| 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 |
|---|---|
| BACB30KR5-7 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| BACB30KR5-7 PRIMARY | Hi-Shear Corporation (USA) |
| BACB30KR5-7 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30KR5-7 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| Reference | Meaning |
|---|---|
| BACB30KR5-7 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5306-01-671-9633 is a Bolt,close Tolerance, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-671-9633 has 4 manufacturer part numbers on file: BACB30KR5-7 (Howmet Global Fastening Systems Inc), BACB30KR5-7 (Hi-Shear Corporation), BACB30KR5-7 (Sps Technologies, Llc Dba PB Fasteners), BACB30KR5-7 (Howmet Global Fastening Systems Inc Div City of Industry Operations).
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.