The Fixture,aircraft Maintenance, cataloged under National Stock Number 4920-01-397-8668, 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 Enjet Aero Dayton Inc. Government technical data includes 4 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. 2 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 | 4920-01-397-8668 |
| Primary Part Number | 140106 |
| Item Name | Fixture,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Enjet Aero Dayton Inc |
| Status | ACTIVE |
| Nominal Overall Diameter | 5.970 INCHES IN |
| Nominal Overall Length | 7.500 INCHES IN |
| Reference Data and Literature | DRAWING NO. 140106 |
| Functional Description | USED TO PRECLUDE DAMAGE TO THE THREADED PORTION OF THE MAST AND AIDS IN ALIGNMENT OF THE SWASHPLATE AND MAIN ROTOR HEAD ONTO THE SUPPORT MAST DURING ASSEMBLY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 140106 PRIMARY | Enjet Aero Dayton Inc (USA) |
NSN 4920-01-397-8668 is a Fixture,aircraft Maintenance, manufactured by Enjet Aero Dayton Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-397-8668 has 1 manufacturer part number on file: 140106 (Enjet Aero Dayton Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-546-4688, 2910-01-643-8376. Verify interchangeability with system specifications before substitution.
Key specifications for 140106: Nominal Overall Diameter: 5.970 INCHES IN; Nominal Overall Length: 7.500 INCHES IN; Reference Data and Literature: DRAWING NO. 140106; Special Features: COMPOSITION IS DELRIN; COLOR IS BLACK. 4 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 4920-01-397-8668 has DEMIL Code Q. 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.