The Nut,plain,round, cataloged under National Stock Number 5310-01-187-8763, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-187-8763 |
| Primary Part Number | 152-A-1366-1 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| Status | ACTIVE |
| Surface Treatment Document and Classification | TT-E-489 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNS |
| Material Document and Classification | ASTM A519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.250 INCHES NOMINAL FIRST END IN |
| Drive Point Width | 0.625 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.062 INCHES IN |
| Nut Diameter | 2.750 INCHES NOMINAL IN |
| Counterbore Diameter | 2.250 INCHES NOMINAL FIRST END IN |
| Drive Point Depth | 0.250 INCHES NOMINAL IN |
| Nut Thickness | 1.000 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL OVERALL |
| Countersink Angle | 90.0 DEGREES NOMINAL SECOND END |
| Drive Point Quantity | 6 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 1015 OR STEEL COMP 1025 OVERALL |
| 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 |
|---|---|
| 152-A-1366-1 PRIMARY | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0811368 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-187-8763 is a Nut,plain,round, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-187-8763 has 1 manufacturer part number on file: 152-A-1366-1 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).
Key specifications for 152-A-1366-1: Surface Treatment Document and Classification: TT-E-489 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNS; Material Document and Classification: ASTM A519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nut Counterbore Depth: 0.250 INCHES NOMINAL FIRST END IN. 18 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.