The Sliding Sleeve,locking, cataloged under National Stock Number 3040-01-259-2307, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-259-2307 |
| Primary Part Number | 3051G31-001 |
| Item Name | Sliding Sleeve,locking |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;6.75 IN. LG;64 INTERNAL TEETH;30 DEGREE PRESSURE ANGLE;23 EXTERNAL TEETH;6 HOLES EQUALLY SPACED .437 DIAMETER IN |
| 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 |
|---|---|
| 3051G31-001 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 3051G31-001 | 5/9 Secondary reference General Electric Company |
| 3051G31 | D/9 Drawing number reference only General Electric Company |
NSN 3040-01-259-2307 is a Sliding Sleeve,locking, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-259-2307 has 1 manufacturer part number on file: 3051G31-001 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 3051G31-001: General Characteristics Item Description: STEEL;6.75 IN. LG;64 INTERNAL TEETH;30 DEGREE PRESSURE ANGLE;23 EXTERNAL TEETH;6 HOLES EQUALLY SPACED .437 DIAMETER IN. 1 specification is 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.