The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-181-6826, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-181-6826 |
| Primary Part Number | 134F80309-5 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Plate Thickness | 0.085 INCHES NOMINAL IN |
| Nut Length | 1.350 INCHES MINIMUM AND 1.410 INCHES MAXIMUM IN |
| Distance From Mounting Hole Center to Base | 0.150 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Distance From Base to Center of Aperture | 0.460 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/12,ALLOY 7075,T6 OR T651 FED SPEC SINGLE MATERIAL RESPONSE BASE |
| Mounting Hole Diameter | 0.097 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Center to Center Distance Between Mounting Holes Along Width | 0.260 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Nut Height | 0.281 INCHES MAXIMUM IN |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL NUT |
| Material | ALUMINUM ALLOY BASE |
| 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 |
|---|---|
| 134F80309-5 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5310-00-181-6826 is a Nut,self-Locking,plate, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-181-6826 has 1 manufacturer part number on file: 134F80309-5 (Northrop Grumman Systems Corporation).
Key specifications for 134F80309-5: Plate Thickness: 0.085 INCHES NOMINAL IN; Nut Length: 1.350 INCHES MINIMUM AND 1.410 INCHES MAXIMUM IN; Distance From Mounting Hole Center to Base: 0.150 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 21 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.