The Bolt Blank, cataloged under National Stock Number 5306-00-227-1091, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 11 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 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 | 5306-00-227-1091 |
| Primary Part Number | 01870 |
| Item Name | Bolt Blank |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Eye Stock Diameter | 0.438 INCHES NOMINAL IN |
| Shank Length | 4.000 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | MIL-S-20166 TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Distance From Center of Eye to Shank End | 4.937 INCHES NOMINAL IN |
| Shoulder Diameter | 1.250 INCHES NOMINAL IN |
| Shoulder Thickness | 0.125 INCHES NOMINAL IN |
| Eye Inside Diameter | 1.125 INCHES NOMINAL IN |
| Material | STEEL COMP 1022 OVERALL |
| Eye Outside Width | 2.000 INCHES NOMINAL 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 |
|---|---|
| 01870 PRIMARY | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
NSN 5306-00-227-1091 is a Bolt Blank, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-227-1091 has 1 manufacturer part number on file: 01870 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-209-9354. Verify interchangeability with system specifications before substitution.
Key specifications for 01870: Shank Diameter: 0.500 INCHES NOMINAL IN; Eye Stock Diameter: 0.438 INCHES NOMINAL IN; Shank Length: 4.000 INCHES NOMINAL IN; Style Designator: ROUND, CLOSED W/SHOULDER. 11 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.