The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-558-8920, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-558-8920 |
| Primary Part Number | 182470 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Plate Thickness | 0.062 INCHES NOMINAL IN |
| Nut Length | 1.090 INCHES NOMINAL IN |
| Distance From Mounting Hole Center to Base | 0.875 INCHES NOMINAL IN |
| Thread Series | UNF |
| Plate Width | 0.438 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 1 HOLE |
| Distance From Base to Center of Aperture | 0.420 INCHES NOMINAL IN |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| Material Document and Classification | AMS5640 ASSN STD ALL MATERIAL RESPONSES NUT |
| Mounting Hole Diameter | 0.343 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.307 INCHES NOMINAL IN |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X NUT |
| Material | STEEL COMP 321 BRACKET |
| 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 |
|---|---|
| 182470 | Tokyo Judoi Kogyo K.k. (JPN) |
| 182470 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 182470 | 5/9 Secondary reference Tokyo Judogi Kogyo Co. |
| 182470 | C/1 Advisory reference — outside the item-of-supply concept Paradigm Manchester Inc. Dba Pursuit Aerospace |
| 182470 | 5/9 Secondary reference Dynamic Metal Products Co Inc |
| 182470 | 5/9 Secondary reference Parmac Inc |
NSN 5310-00-558-8920 is a Nut,self-Locking,plate, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-558-8920 has 2 manufacturer part numbers on file: 182470 (Tokyo Judoi Kogyo K.k.), 182470 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-701-4981. Verify interchangeability with system specifications before substitution.
Key specifications for 182470: Plate Thickness: 0.062 INCHES NOMINAL IN; Nut Length: 1.090 INCHES NOMINAL IN; Distance From Mounting Hole Center to Base: 0.875 INCHES NOMINAL IN; Thread Series: UNF. 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.