The Nut,eye, cataloged under National Stock Number 5310-01-259-4455, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-259-4455 |
| Primary Part Number | G-400-5 |
| Item Name | Nut,eye |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Nut Width | 3.000 INCHES NOMINAL IN |
| Eye Body Thickness | 0.625 INCHES NOMINAL IN |
| Hole Height | 2.375 INCHES NOMINAL IN |
| Nominal Thread Size | 0.750 INCHES IN |
| Hole Width | 1.750 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| G-400-5 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| G-400 | C/1 Advisory reference — outside the item-of-supply concept The Carpenter Group Dba Cableco Div Cableco |
| 803253-5 | 7/2 Vendor item drawing reference U.S. Government activity |
| G-400-5 | 5/9 Secondary reference The Carpenter Group Dba Cableco Div Cableco |
NSN 5310-01-259-4455 is a Nut,eye, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-259-4455 has 1 manufacturer part number on file: G-400-5 (The Crosby Group Llc Dba the Crosby Group).
3 possible matches (shared part number, not a government interchangeability claim): 6670-01-342-8991, 4930-01-501-0314, 7025-01-652-4400. Verify interchangeability with system specifications before substitution.
Key specifications for G-400-5: Overall Height: 3.875 INCHES NOMINAL IN; Nut Width: 3.000 INCHES NOMINAL IN; Eye Body Thickness: 0.625 INCHES NOMINAL IN; Hole Height: 2.375 INCHES NOMINAL IN. 7 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.