The Cylinder,tensioner, cataloged under National Stock Number 1720-00-939-0102, is classified within Federal Supply Class 1720 (Aircraft Launching Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Wellman Dynamics Machining and Assembly, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Cylinder,tensioner |
| FSC / FSG | 1720 — Aircraft Launching Equipment (FSG 17) |
| Manufacturers | Wellman Dynamics Machining and Assembly, Inc. (CAGE 6JRD9) |
| Parameter | Value |
|---|---|
| NSN | 1720-00-939-0102 |
| Primary Part Number | 611843-1 |
| Item Name | Cylinder,tensioner |
| FSC / FSG | 1720 / 17 — Aircraft Launching Equipment |
| Manufacturer | Wellman Dynamics Machining and Assembly, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 611843-1 | Wellman Dynamics Machining and Assembly, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 611843-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1720-00-939-0102 is a Cylinder,tensioner, manufactured by Wellman Dynamics Machining and Assembly, Inc., classified under FSC 1720, Aircraft Launching Equipment. Status: active.
NSN 1720-00-939-0102 has 1 manufacturer part number on file: 611843-1 (Wellman Dynamics Machining and Assembly, Inc.).
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 1720-00-939-0102 has DEMIL Code D. 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.