The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-527-4072, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-527-4072 |
| Primary Part Number | 33-39DD82 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Plate Thickness | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Nut Length | 0.980 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Plate Width | 0.516 INCHES NOMINAL IN |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.319 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Center to Center Distance Between Mounting Holes Along Length | 0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN |
| Nut Height | 0.251 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM ALLOY OVERALL EXCEPT INSERT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| 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 |
|---|---|
| 33-39DD82 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| GN10K832 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2510D82 | 3/2 Design control — primary reference U.S. Government activity |
| NAJ17-82 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-527-4072 is a Nut,self-Locking,plate, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-527-4072 has 2 manufacturer part numbers on file: 33-39DD82 (Lockheed Martin Corporation Div Rotary and Mission Systems), GN10K832 (Northrop Grumman Systems Corporation).
Key specifications for 33-39DD82: Plate Thickness: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Nut Length: 0.980 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Plate Width: 0.516 INCHES NOMINAL IN. 19 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.