The Bolt,eye, cataloged under National Stock Number 5306-01-439-8880, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-439-8880 |
| Primary Part Number | 165A594-1 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Eye Stock Diameter | 0.680 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35, TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.460 INCHES NOMINAL IN |
| Shank Length | 0.870 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | QQ-S-763,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 0.030 INCHES NOMINAL IN |
| Shoulder Diameter | 0.870 INCHES NOMINAL IN |
| Shoulder Thickness | 0.380 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Eye Inside Diameter | 1.000 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF |
| Eye Outside Width | 1.750 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 |
|---|---|
| 165A594-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5306-01-439-8880 is a Bolt,eye, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-439-8880 has 1 manufacturer part number on file: 165A594-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 165A594-1: Eye Stock Diameter: 0.680 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35, TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.460 INCHES NOMINAL IN; Shank Length: 0.870 INCHES NOMINAL IN. 18 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.