The Nut,self-Locking,spline, cataloged under National Stock Number 5310-00-727-5148, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Merit Systems, Inc. Dba Merit Fasteners. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-727-5148 |
| Primary Part Number | 002-003702-001 |
| Item Name | Nut,self-Locking,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Merit Systems, Inc. Dba Merit Fasteners |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Precious Material | SILVER |
| Temp Rating | 900.0 FAHRENHEIT NOMINAL DEGF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.086 INCHES IN |
| Nut Diameter | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Pilot Diameter | 0.127 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN |
| Pilot Length | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.130 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Nut Style | SPLINE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 56 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 002-003702-001 PRIMARY | Merit Systems, Inc. Dba Merit Fasteners (USA) |
| 002-003702-001 | Bisco Industries, Inc. Div Bisco Industries (USA) |
| Reference | Meaning |
|---|---|
| 002-003702-001 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| 5310PL0145304 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| LHCFM1-2860-26 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-727-5148 is a Nut,self-Locking,spline, manufactured by Merit Systems, Inc. Dba Merit Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-727-5148 has 2 manufacturer part numbers on file: 002-003702-001 (Merit Systems, Inc. Dba Merit Fasteners), 002-003702-001 (Bisco Industries, Inc. Div Bisco Industries).
Key specifications for 002-003702-001: Thread Series: UNIFIED NATIONAL COARSE (UNC); Precious Material: SILVER; Temp Rating: 900.0 FAHRENHEIT NOMINAL DEGF; Thread Direction: RIGHT-HAND. 15 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.