The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-058-3355, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 24 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-058-3355 |
| Primary Part Number | F12191-1-3 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Plate Thickness | 0.032 INCHES NOMINAL IN |
| Nut Length | 0.556 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SHELL |
| Distance From Centerline to Flat | 0.201 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.490 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Center to Center Distance Between Mounting Holes Along Width | 0.217 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.257 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM SHELL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL 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 |
|---|---|
| F12191-1-3 | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0549526 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5310PL1729162 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| C7929A3-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| NS202134-3-1 | 3/2 Design control — primary reference U.S. Government activity |
| F12191-1-3 | 5/9 Secondary reference Harvard Industries Inc |
| 5310PL1729167 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-058-3355 is a Nut,self-Locking,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-058-3355 has 1 manufacturer part number on file: F12191-1-3 (Esna, Llc).
Key specifications for F12191-1-3: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.257 INCHES MAXIMUM IN; Plate Thickness: 0.032 INCHES NOMINAL IN; Nut Length: 0.556 INCHES MAXIMUM IN. 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.