The Nut,plain,knurled, cataloged under National Stock Number 5310-00-045-1914, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-045-1914 |
| Primary Part Number | 648169 |
| Item Name | Nut,plain,knurled |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Thread Series | UNS |
| Hole Configuration Style | CONFIGURATION J |
| Thread Pitch Diameters | +2.0300 TO 2.0348 INCHES IN |
| Material Document and Classification | QQ-S-629 TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.063 INCHES IN |
| Nut Diameter | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN |
| Nut Thickness | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.205 INCHES NOMINAL IN |
| Surface Treatment | TIN OVERALL |
| Nut Style | KNURLED |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4140 OVERALL |
| Hole Type and Quantity | 2 DRILLED |
| 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 |
|---|---|
| 648169 | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| 648169 | Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA) |
| Reference | Meaning |
|---|---|
| 648169 | 3/9 Design control — primary reference Parker-Hannifin Corporation Dba Parker Motion & Control Sales |
| 648169 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-045-1914 is a Nut,plain,knurled, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-045-1914 has 2 manufacturer part numbers on file: 648169 (Parker-Hannifin Corporation Dba Pneutronics), 648169 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations).
Key specifications for 648169: Thread Series: UNS; Hole Configuration Style: CONFIGURATION J; Thread Pitch Diameters: +2.0300 TO 2.0348 INCHES IN; Material Document and Classification: QQ-S-629 TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 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.