The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-494-2585, 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 24 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-494-2585 |
| Primary Part Number | F1972-31-3-4 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Plate Thickness | 0.025 INCHES NOMINAL IN |
| Nut Length | 1.051 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Precious Material | SILVER |
| Plate Width | 0.422 INCHES MAXIMUM IN |
| Temp Rating | 800.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | AMS5735 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.250 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Counterbore Diameter | 0.194 INCHES MINIMUM NUT IN |
| Distance From Aperture Center to Mounting Hole Center | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN |
| Nut Height | 0.438 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 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 |
|---|---|
| F1972-31-3-4 | Satair A/s (DNK) |
| RF120C4-3 | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| F1972-31-3-4 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 3M144C3B4 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| VN181-02-4 | 5/9 Secondary reference Harvard Industries Inc |
| 3M144C-4 | 5/9 Secondary reference The Boeing Company Div Defense |
| 3M144C3-4 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 13716U02-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-494-2585 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-494-2585 has 4 manufacturer part numbers on file: F1972-31-3-4 (Satair A/s), RF120C4-3 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems), F1972-31-3-4 (Howmet Global Fastening Systems Inc), 3M144C3B4 (The Boeing Company Div Defense).
Key specifications for F1972-31-3-4: Plate Thickness: 0.025 INCHES NOMINAL IN; Nut Length: 1.051 INCHES MAXIMUM IN; Thread Series: UNF; Precious Material: SILVER. 24 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.