The Nut,self-Locking,round, cataloged under National Stock Number 5310-01-127-2242, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-127-2242 |
| Primary Part Number | 23000007 |
| Item Name | Nut,self-Locking,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Thread Tolerance Class | 5H INTERNAL |
| Thread Series | M |
| Thread Pitch in Millimeters | 1.50 |
| Drive Point Width | 4.5 MILLIMETERS MINIMUM MM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 30.0 MILLIMETERS MM |
| Nut Diameter | 44.575 MILLIMETERS NOMINAL MM |
| Drive Point Depth | 2.4 MILLIMETERS NOMINAL MM |
| Undercut Thickness | 2.7 MILLIMETERS NOMINAL MM |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Thickness | 11.1 MILLIMETERS MINIMUM AND 11.9 MILLIMETERS MAXIMUM MM |
| Small End Diameter | 39.20 MILLIMETERS MINIMUM AND 39.95 MILLIMETERS MAXIMUM MM |
| Surface Treatment | PHOSPHATE NUT |
| Countersink Angle | 90.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM SECOND END |
| Drive Point Quantity | 6 |
| Nut Style | ROUND |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Material | STEEL COMP 1015 OR STEEL COMP 1020 OR STEEL COMP 1035 OR STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 1117 OR STEEL COMP 1118 NUT |
| 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 |
|---|---|
| 23000007 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23000007 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 23000007 | 5/9 Secondary reference U.S. Government activity |
| 23000007 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-127-2242 is a Nut,self-Locking,round, manufactured by Rolls-Royce Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-127-2242 has 1 manufacturer part number on file: 23000007 (Rolls-Royce Corporation).
Key specifications for 23000007: Thread Tolerance Class: 5H INTERNAL; Thread Series: M; Thread Pitch in Millimeters: 1.50; Drive Point Width: 4.5 MILLIMETERS MINIMUM MM. 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.