The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-142-3562, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. Government technical data includes 22 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-142-3562 |
| Primary Part Number | ST4M132-3-55 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Plate Thickness | 0.050 INCHES NOMINAL IN |
| Nut Length | 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BASE |
| Distance From Mounting Hole Center to Base | 0.250 INCHES NOMINAL IN |
| Thread Series | UNF |
| Plate Width | 1.570 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Distance From Base to Center of Aperture | 0.310 INCHES NOMINAL IN |
| Material Document and Classification | AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE THREADS |
| Material Document and Classification | QQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE BASE |
| Mounting Hole Diameter | 0.128 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Center to Center Distance Between Mounting Holes Along Width | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CHROMATE BASE |
| Nut Style | PLATE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING THREADS |
| Material | ALUMINUM ALLOY 2014 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 |
|---|---|
| ST4M132-3-55 PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 10109787 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| ST4M132-3-55 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| ST4M132-3-55 | 3/2 Design control — primary reference U.S. Government activity |
| WSI-332-55 | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
| WSI-332-55D | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
| WSI-332A-55NH | 5/9 Secondary reference U.S. Government activity |
| 5300013-55A | 5/9 Secondary reference Monadnock Company, the Dba Lisi Aerospace |
NSN 5310-01-142-3562 is a Nut,self-Locking,plate, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-142-3562 has 1 manufacturer part number on file: ST4M132-3-55 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for ST4M132-3-55: Plate Thickness: 0.050 INCHES NOMINAL IN; Nut Length: 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE BASE; Distance From Mounting Hole Center to Base: 0.250 INCHES NOMINAL IN. 22 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.