The Bolt,square Neck, cataloged under National Stock Number 5306-01-700-3478, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Msc Industrial Direct Co., Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5306-01-700-3478 |
| Primary Part Number | 85077741 |
| Item Name | Bolt,square Neck |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Msc Industrial Direct Co., Inc. |
| Status | ACTIVE |
| Fastener Length | 11.0 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | PAN |
| Surface Treatment | ZINC OVERALL |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 85077741 PRIMARY | Msc Industrial Direct Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5306PL2148700 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5306-01-700-3478 is a Bolt,square Neck, manufactured by Msc Industrial Direct Co., Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-700-3478 has 1 manufacturer part number on file: 85077741 (Msc Industrial Direct Co., Inc.).
Key specifications for 85077741: Fastener Length: 11.0 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN; Head Style: PAN; Surface Treatment: ZINC OVERALL. 7 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.