The Plate,retaining,shaft, cataloged under National Stock Number 3040-00-422-4241, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 7 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-422-4241 |
| Primary Part Number | 211606 |
| Item Name | Plate,retaining,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Mounting Hole Diameter | 0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN |
| Shape | ROUND |
| Outside Diameter | 2.375 INCHES NOMINAL IN |
| Aperture Diameter | 0.531 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 211606 PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
NSN 3040-00-422-4241 is a Plate,retaining,shaft, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-422-4241 has 1 manufacturer part number on file: 211606 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).
1 possible match (shared part number, not a government interchangeability claim): 3110-00-897-2951. Verify interchangeability with system specifications before substitution.
Key specifications for 211606: Mounting Hole Quantity: 1; Mounting Hole Diameter: 0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN; Shape: ROUND; Outside Diameter: 2.375 INCHES NOMINAL IN. 7 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.
NSN 3040-00-422-4241 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.