The Worm Shaft, cataloged under National Stock Number 3040-00-313-7948, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3 Aviation Products, Inc. Dba L3 Technologies. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-313-7948 |
| Primary Part Number | 800681ALT4 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | L3 Aviation Products, Inc. Dba L3 Technologies |
| Status | ACTIVE |
| Shaft Location | BOTH ENDS OF WORM |
| Section Shape | SPHERICAL FIRST END |
| Worm Thread Lead | 0.065 INCHES NOMINAL IN |
| Thread Length | 0.035 INCHES NOMINAL FIRST END IN |
| Worm Pitch Diameter | 0.365 INCHES NOMINAL IN |
| Worm Outside Diameter | 0.406 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Surface Treatment | ANODIZE |
| Worm Thread Section Length | 0.625 INCHES NOMINAL IN |
| Shaft Thread Direction | RIGHT-HAND FIRST END |
| Material | STEEL |
| Worm Thread Quantity | 1 |
| Worm Thread Direction | LEFT-HAND |
| Worm Pressure Angle in Deg | 14.500 |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| 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 |
|---|---|
| 800681ALT4 PRIMARY | L3 Aviation Products, Inc. Dba L3 Technologies (USA) |
NSN 3040-00-313-7948 is a Worm Shaft, manufactured by L3 Aviation Products, Inc. Dba L3 Technologies, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-313-7948 has 1 manufacturer part number on file: 800681ALT4 (L3 Aviation Products, Inc. Dba L3 Technologies).
Key specifications for 800681ALT4: Shaft Location: BOTH ENDS OF WORM; Section Shape: SPHERICAL FIRST END; Worm Thread Lead: 0.065 INCHES NOMINAL IN; Thread Length: 0.035 INCHES NOMINAL FIRST END IN. 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.