The Bolt,eye, cataloged under National Stock Number 5306-01-438-0472, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-438-0472 |
| Primary Part Number | 8891T31 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Eye Stock Diameter | 0.870 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Thread Length | 0.625 INCHES NOMINAL IN |
| Shank Length | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 2.440 INCHES MINIMUM AND 2.820 INCHES MAXIMUM IN |
| Eye Inside Diameter | 1.875 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 8891T31 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 8891T38 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5306-01-438-0472 is a Bolt,eye, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-438-0472 has 1 manufacturer part number on file: 8891T31 (Mcmaster-Carr Supply Co).
Key specifications for 8891T31: Eye Stock Diameter: 0.870 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Thread Length: 0.625 INCHES NOMINAL IN; Shank Length: 0.750 INCHES NOMINAL IN; Style Designator: ROUND, CLOSED. 12 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.