The Nut,plain,plate, cataloged under National Stock Number 5310-00-404-3220, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-404-3220 |
| Primary Part Number | 3326-7746-001 |
| Item Name | Nut,plain,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Plate Thickness | 0.020 INCHES NOMINAL IN |
| Nut Length | 1.265 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Plate Width | 0.640 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.098 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.500 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.000 INCHES NOMINAL IN |
| Nut Height | 0.724 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4130 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 |
| Part Number | Manufacturer |
|---|---|
| 3326-7746-001 | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| 14634HA048 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 14634HA048 | 3/2 Design control — primary reference U.S. Government activity |
| 14634HA08 | C/1 Advisory reference — outside the item-of-supply concept Sps Technologies, Llc Dba PB Fasteners |
NSN 5310-00-404-3220 is a Nut,plain,plate, manufactured by Bae Systems (operations) Limited, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-404-3220 has 1 manufacturer part number on file: 3326-7746-001 (Bae Systems (operations) Limited).
Key specifications for 3326-7746-001: Plate Thickness: 0.020 INCHES NOMINAL IN; Nut Length: 1.265 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TY 1 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNF. 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.