The Bolt,shoulder, cataloged under National Stock Number 5306-00-805-3397, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Micro Steel, Inc Dba Micro Steel Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-805-3397 |
| Primary Part Number | 316130-1 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Micro Steel, Inc Dba Micro Steel Inc |
| Status | ACTIVE |
| Head Height | 0.874 INCHES NOMINAL IN |
| Fastener Length | 8.376 INCHES NOMINAL IN |
| Shoulder Length | 6.438 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 2.121 INCHES MINIMUM AND 2.123 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.938 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MPR-1,GRADE MP,FSCM 80020 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.375 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 316130-1 | Micro Steel, Inc Dba Micro Steel Inc (USA) |
| 316130-1 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 316130-1 | Nassau Tool Works, Inc (USA) |
| 316130-1 | Duhadaway Tool & Die Shop Inc (USA) |
| 316130-1 | Quality Socket Screw Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 316130-1 | 3/2 Design control — primary reference U.S. Government activity |
| 316130-1 | 5/9 Secondary reference Computa-Base-Machining, Inc. |
NSN 5306-00-805-3397 is a Bolt,shoulder, manufactured by Micro Steel, Inc Dba Micro Steel Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-805-3397 has 5 manufacturer part numbers on file: 316130-1 (Micro Steel, Inc Dba Micro Steel Inc), 316130-1 (Sps Technologies, Llc Dba PB Fasteners), 316130-1 (Nassau Tool Works, Inc), 316130-1 (Duhadaway Tool & Die Shop Inc), 316130-1 (Quality Socket Screw Manufacturing Corp).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-123-1786. Verify interchangeability with system specifications before substitution.
Key specifications for 316130-1: Head Height: 0.874 INCHES NOMINAL IN; Fastener Length: 8.376 INCHES NOMINAL IN; Shoulder Length: 6.438 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 2.121 INCHES MINIMUM AND 2.123 INCHES MAXIMUM FIRST SHOULDER IN. 16 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.