The Nut,plain,plate, cataloged under National Stock Number 5310-01-220-3478, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Libby Power Systems, Llc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-220-3478 |
| Primary Part Number | 87T458 |
| Item Name | Nut,plain,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Libby Power Systems, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.040 INCHES NOMINAL IN |
| Nut Length | 1.312 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-325B,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-416B,TYPE I,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Plate Width | 0.870 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.130 INCHES NOMINAL IN |
| Nominal Thread Size | 0.406 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.470 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 0.940 INCHES NOMINAL IN |
| Nut Height | 0.910 INCHES NOMINAL IN |
| Surface Treatment | ZINC OR CADMIUM OVERALL |
| Nut Style | PLATE |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1108 OR STEEL COMP 1109 OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-220-3478 is a Nut,plain,plate, manufactured by Libby Power Systems, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-220-3478 has 2 manufacturer part numbers on file: 84-6004 (Department of Defense Project Manager-Mobile Electric Power), 87T458 (Libby Power Systems, Llc).
Key specifications for 87T458: Plate Thickness: 0.040 INCHES NOMINAL IN; Nut Length: 1.312 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325B,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-416B,TYPE I,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Plate Width: 0.870 INCHES NOMINAL IN. 15 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.