The Worm Shaft, cataloged under National Stock Number 3040-01-223-1002, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Gibbs & Cox, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-223-1002 |
| Primary Part Number | 7011-526-32 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Gibbs & Cox, Inc. |
| Status | ACTIVE |
| Shaft Location | BOTH ENDS OF WORM |
| Worm Pitch Diameter | 3.583 INCHES NOMINAL IN |
| Worm Outside Diameter | 4.500 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Material | STEEL |
| Worm Thread Quantity | 1 |
| Worm Thread Direction | RIGHT-HAND |
| Worm Pressure Angle in Deg | 14.500 |
| 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 |
|---|---|
| 7011-526-32 PRIMARY | Gibbs & Cox, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7011-526 | D/9 Drawing number reference only Gibbs & Cox, Inc. |
NSN 3040-01-223-1002 is a Worm Shaft, manufactured by Gibbs & Cox, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-223-1002 has 1 manufacturer part number on file: 7011-526-32 (Gibbs & Cox, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 3020-01-223-2461, 3040-01-223-3678, 3020-01-223-3723. Verify interchangeability with system specifications before substitution.
Key specifications for 7011-526-32: Shaft Location: BOTH ENDS OF WORM; Overall Length: 17.125 INCHES NOMINAL IN; Worm Pitch Diameter: 3.583 INCHES NOMINAL IN; Worm Outside Diameter: 4.500 INCHES NOMINAL IN. 8 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.