The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-00-447-6481, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Celtech Corporation Div Use CAGE 65552 for All Orders. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-00-447-6481 |
| Primary Part Number | 3-4-1-2 |
| Item Name | Fixture,engine Maintenance,aircr |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Celtech Corporation Div Use CAGE 65552 for All Orders |
| Status | ACTIVE |
| Nominal Overall Width | 6.500 INCHES IN |
| Nominal Overall Length | 50.750 INCHES IN |
| Nominal Overall Height | 6.500 INCHES IN |
| Specific Usage Design | STRUT,TIE DOWN ON TEST STAND ENGINE |
| Functional Description | USED ON TEST STAND,ENGINE 4920-00-952-6838 |
| 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 |
|---|---|
| 3-4-1-2 | Celtech Corporation Div Use CAGE 65552 for All Orders (USA) |
| Reference | Meaning |
|---|---|
| 66C64236 | 3/2 Design control — primary reference U.S. Government activity |
| 002847 | 5/9 Secondary reference Goleman J B and Associates Inc |
| 66C64236 | D/9 Drawing number reference only U.S. Government activity |
NSN 4920-00-447-6481 is a Fixture,engine Maintenance,aircr, manufactured by Celtech Corporation Div Use CAGE 65552 for All Orders, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-447-6481 has 1 manufacturer part number on file: 3-4-1-2 (Celtech Corporation Div Use CAGE 65552 for All Orders).
1 possible match (shared part number, not a government interchangeability claim): 2040-00-896-6728. Verify interchangeability with system specifications before substitution.
Key specifications for 3-4-1-2: Nominal Overall Width: 6.500 INCHES IN; Nominal Overall Length: 50.750 INCHES IN; Nominal Overall Height: 6.500 INCHES IN; Specific Usage Design: STRUT,TIE DOWN ON TEST STAND ENGINE. 5 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.