The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-211-4352, 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. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-211-4352 |
| Primary Part Number | BACV30LT6D19 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Fastener Length | 1.643 INCHES MINIMUM AND 1.673 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.445 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.466 INCHES MINIMUM AND 1.528 INCHES MAXIMUM FIRST HOLE IN |
| 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 |
|---|---|
| BACV30LT6D19 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACV30LT6D19 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LT6D19 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACV30LT6D19 | Huck International, Inc (USA) |
| BACV30LT6D19 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LT6D19 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LT6D19 | Federal Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| BACV30LT6D19 | 5/9 Secondary reference Insulation Supply Co. Dba Insulation Supply Co |
| BACB30LT6D19 | 3/2 Design control — primary reference U.S. Government activity |
| BACB39LT6D19 | 5/9 Secondary reference U.S. Government activity |
| BACB30LT6D19 | 5/2 Secondary reference U.S. Government activity |
| BACB390LT6D19 | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| BACB30LT6D19 | 5/9 Secondary reference U.S. Government activity |
| BACB30LT6D19 | 5/9 Secondary reference U.S. Government activity |
| BACB30LT6D19 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-211-4352 is a Bolt,close Tolerance, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-211-4352 has 7 manufacturer part numbers on file: BACV30LT6D19 (Sps Technologies, Llc Dba PB Fasteners), BACV30LT6D19 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LT6D19 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACV30LT6D19 (Huck International, Inc), BACV30LT6D19 (Howmet Global Fastening Systems Inc Div City of Industry Operations) and 2 more.
Key specifications for BACV30LT6D19: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Fastener Length: 1.643 INCHES MINIMUM AND 1.673 INCHES MAXIMUM IN. 20 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.