The Tension Sheave Assembly, cataloged under National Stock Number 6920-01-230-1073, is classified within Federal Supply Class 6920 (Armament Training Devices) of the Training Aids and Devices group. The manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. 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. 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 | 6920-01-230-1073 |
| Primary Part Number | 40425-1 |
| Item Name | Tension Sheave Assembly |
| FSC / FSG | 6920 / 69 — Armament Training Devices |
| Manufacturer | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| Status | ACTIVE |
| General Characteristics Item Description | PARTS CONSIST OF THE ASSEMBLY,SHEAVE,ROLLER BEARING |
| 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 |
|---|---|
| 40425-1 PRIMARY | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
NSN 6920-01-230-1073 is a Tension Sheave Assembly, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 6920, Armament Training Devices. Status: active.
NSN 6920-01-230-1073 has 1 manufacturer part number on file: 40425-1 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-248-1580. Verify interchangeability with system specifications before substitution.
Key specifications for 40425-1: General Characteristics Item Description: PARTS CONSIST OF THE ASSEMBLY,SHEAVE,ROLLER BEARING; End Item Identification: AGTS-36 TOW TARGETS. 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.
NSN 6920-01-230-1073 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.