The Nut,plain,plate, cataloged under National Stock Number 5310-01-317-1806, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-317-1806 |
| Primary Part Number | 141C040H01 |
| Item Name | Nut,plain,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Plate Thickness | 0.250 INCHES NOMINAL IN |
| Nut Length | 2.250 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | 156C136,PARA AY,CAGEC 97942 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Plate Width | 0.750 INCHES NOMINAL IN |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Countersink Angle | 100.0 DEGREES NOMINAL |
| Material Document and Classification | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.310 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.750 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.500 INCHES NOMINAL IN |
| Nut Height | 0.750 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| Nut Style | PLATE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 11 |
| Material | COPPER ALLOY 360 OVERALL |
| Nut Mounting Provision | COUNTERSUNK 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 |
|---|---|
| 141C040H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 141C040H01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-317-1806 is a Nut,plain,plate, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-317-1806 has 1 manufacturer part number on file: 141C040H01 (Northrop Grumman Support Services Corp).
Key specifications for 141C040H01: Plate Thickness: 0.250 INCHES NOMINAL IN; Nut Length: 2.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: 156C136,PARA AY,CAGEC 97942 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC). 20 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.