The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-347-8932, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-347-8932 |
| Primary Part Number | PBF7521-6DN24 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| PBF7521-6DN24 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| H411-6DN24 PRIMARY | Huck International, Inc (USA) |
| AIC596-6DN24 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VCG0030-6DN24 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| 5306-002-6DN24 | C/1 Advisory reference — outside the item-of-supply concept Aidc/aerospace Industrial Development Corp. Dba Aidc |
| VS3133-6DN24 | 3/2 Design control — primary reference U.S. Government activity |
| 120978-6-D24N | 3/2 Design control — primary reference U.S. Government activity |
| H411-6DN24 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-347-8932 is a Bolt,close Tolerance, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-347-8932 has 4 manufacturer part numbers on file: PBF7521-6DN24 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), H411-6DN24 (Huck International, Inc), AIC596-6DN24 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VCG0030-6DN24 (Valley-Todeco, Inc. Dba Arconic Fastening Systems).
Key specifications for PBF7521-6DN24: Nominal Thread Diameter: 0.375 INCHES IN; Thread Direction: RIGHT-HAND; Thread Class: 3A A; End Item Identification: PACER DAWN. 5 specifications are documented in the U.S. Government catalog.
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.