The Support,actuating Ring, cataloged under National Stock Number 2840-00-488-4957, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-488-4957 |
| Item Name | Support,actuating Ring |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC,125.0 MICROINCH FINISH ALL SURFACES,1.240 IN. MIN,1.260 IN. MAX,LG,0.485 IN. MIN,0.495 IN. MAX,W,0.270 IN. MIN,0.290 IN. MAX,H,WITH RECESS 1.020 IN. MIN,1.040 IN. MAX,LG,0.485 IN.MIN,0.495 IN. MAX,W,0.097 IN. MIN,0.121 IN. MAX,DEPTH IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2004T51 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-00-488-4957 is a Support,actuating Ring, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-00-488-4957: General Characteristics Item Description: PLASTIC,125.0 MICROINCH FINISH ALL SURFACES,1.240 IN. MIN,1.260 IN. MAX,LG,0.485 IN. MIN,0.495 IN. MAX,W,0.270 IN. MIN,0.290 IN. MAX,H,WITH RECESS 1.020 IN. MIN,1.040 IN. MAX,LG,0.485 IN.MIN,0.495 IN. MAX,W,0.097 IN. MIN,0.121 IN. MAX,DEPTH IN. 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.
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.