The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-486-3638, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-486-3638 |
| Primary Part Number | MF52234-4 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Plate Thickness | 0.107 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN |
| Nut Length | 0.785 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.461 INCHES MINIMUM AND 0.476 INCHES MAXIMUM IN |
| Temp Rating | 1185.0 FAHRENHEIT MINIMUM AND 1215.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| Material Document and Classification | AMS 5544 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5709 ASSN STD 2ND MATERIAL RESPONSE NUT |
| Nut Counterbore Depth | 0.062 INCHES MINIMUM AND 0.077 INCHES MAXIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.254 INCHES MINIMUM AND 0.269 INCHES MAXIMUM SHELL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.260 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN |
| Surface Treatment | SILVER NUT |
| Surface Treatment | SILVER SHELL |
| Nut Style | PLATE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 SHELL |
| Material | NICKEL ALLOY UNS N07001 NUT |
| 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 |
|---|---|
| MF52234-4 | Howmet Global Fastening Systems Inc (USA) |
| 50L516 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 50L518 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 50L517 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| NS203110-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-486-3638 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-486-3638 has 3 manufacturer part numbers on file: MF52234-4 (Howmet Global Fastening Systems Inc), 50L516 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 50L518 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for MF52234-4: Plate Thickness: 0.107 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN; Nut Length: 0.785 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Plate Width: 0.461 INCHES MINIMUM AND 0.476 INCHES MAXIMUM IN. 20 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.