The Bolt,eye, cataloged under National Stock Number 5306-01-161-7690, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-161-7690 |
| Primary Part Number | 12330573 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Eye Stock Diameter | 0.620 INCHES NOMINAL IN |
| Thread Length | 4.120 INCHES NOMINAL IN |
| Shank Length | 4.120 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 5.000 INCHES NOMINAL IN |
| Shoulder Diameter | 0.060 INCHES NOMINAL IN |
| Eye Inside Diameter | 0.625 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| Material | STEEL COMP 4142 OR STEEL COMP 4140 OR STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Eye Outside Width | 1.380 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 |
|---|---|
| 12330573 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| BML42876 | 5/9 Secondary reference Bae Systems Land & Armaments L.p. |
| 35313(MODIFIED) | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-161-7690 is a Bolt,eye, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-161-7690 has 1 manufacturer part number on file: 12330573 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12330573: Eye Stock Diameter: 0.620 INCHES NOMINAL IN; Thread Length: 4.120 INCHES NOMINAL IN; Shank Length: 4.120 INCHES NOMINAL IN; Overall Length: 5.620 INCHES NOMINAL IN. 10 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.