The Bolt,eye, cataloged under National Stock Number 5306-01-131-5473, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Vertex Modernization and Sustainment Llc. 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through both NSN and commercial part number lookups. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-131-5473 |
| Primary Part Number | 3930AS661-1 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | PS13105 FSC-76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.232 INCHES MINIMUM AND 0.247 INCHES MAXIMUM IN |
| Shank Length | 0.778 INCHES MINIMUM AND 0.798 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 1.093 INCHES MINIMUM AND 1.123 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.400 INCHES NOMINAL IN |
| Shoulder Thickness | 0.060 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| Eye Inside Diameter | 0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Eye Stock Thickness | 0.105 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Eye Outside Width | 0.400 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 |
|---|---|
| 3930AS661-1 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| 74A33076-2001 | 5/9 Secondary reference Br Machine Parts Inc |
| 10115845 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A733076-2001 | 5/9 Secondary reference Carden Machine Shop, Inc. |
| 74A33076-2001 | 5/9 Secondary reference Mccay Tool and Engineering Company Dba Mccay Tool & Engineering Co |
| 74A733076-2001 | 5/9 Secondary reference The Boeing Company Div Defense |
| 3939AS661-1 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 74A33076-2001 | 5/9 Secondary reference Acme Machine Products |
| 74A733076-2001 | 5/9 Secondary reference Mccay Tool and Engineering Company Dba Mccay Tool & Engineering Co |
| 74A733076-2001 | 5/9 Secondary reference Kmi, Inc Dba Kmi Inc |
| 74A33076-2001 | 5/9 Secondary reference Pioneer Machine Products Inc. |
| 3930AS661-1 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 74A733076-2001 | 5/9 Secondary reference Pioneer Machine Products Inc. |
| 74A33076-2001 | 5/9 Secondary reference Kmi, Inc Dba Kmi Inc |
| 74A33076-2001 | 5/9 Secondary reference Carden Machine Shop, Inc. |
NSN 5306-01-131-5473 is a Bolt,eye, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-131-5473 has 1 manufacturer part number on file: 3930AS661-1 (Vertex Modernization and Sustainment Llc).
Key specifications for 3930AS661-1: Surface Treatment Document and Classification: PS13105 FSC-76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.232 INCHES MINIMUM AND 0.247 INCHES MAXIMUM IN; Shank Length: 0.778 INCHES MINIMUM AND 0.798 INCHES MAXIMUM IN; Style Designator: ROUND, CLOSED W/SHOULDER. 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.