The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-266-2473, 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 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-266-2473 |
| Primary Part Number | 186001-3-2 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Plate Thickness | 0.125 INCHES MAXIMUM IN |
| Nut Length | 0.729 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE SHELL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.416 INCHES MAXIMUM IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | AMS 6350 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE NUT |
| Material Document and Classification | MIL-S-5049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5049 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-5049 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-5049 MIL SPEC 5TH MATERIAL RESPONSE SHELL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| 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 |
| Center to Center Distance Between Mounting Holes Along Length | 0.498 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Nut Height | 0.312 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM AND CHROMATE OR PASSIVATE SHELL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740 NUT |
| Material | STEEL COMP 1050 OR STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 SHELL |
| 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 |
|---|---|
| 186001-3-2 PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
| FBL10015-3-2 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0779044 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| C9744-3-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-266-2473 is a Nut,self-Locking,plate, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-266-2473 has 2 manufacturer part numbers on file: 186001-3-2 (Monadnock Company, the Dba Lisi Aerospace), FBL10015-3-2 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for 186001-3-2: Plate Thickness: 0.125 INCHES MAXIMUM IN; Nut Length: 0.729 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE SHELL. 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.