The Ring Assembly,carbon, cataloged under National Stock Number 2825-01-201-8199, is classified within Federal Supply Class 2825 (Steam Turbines and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2825-01-201-8199 |
| Item Name | Ring Assembly,carbon |
| FSC / FSG | 2825 / 28 — Steam Turbines and Components |
| Status | ACTIVE |
| General Characteristics Item Description | C/O STEEL SEGMENTED CARBON RING,4.281 IN. O/A DIA,3.000 IN. ID,0.500 IN. THK WITH TAPERED EDGE; CRES RETAINING RING,4.500 IN. OD,4.125 IN. ID; STEEL SPRING; CRES KEY 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 |
|---|---|
| 1-JH-2280 PIECE 22 | 5/2 Secondary reference U.S. Government activity |
| 1713002 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2825-01-201-8199 is a Ring Assembly,carbon, classified under FSC 2825, Steam Turbines and Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-579-4516. Verify interchangeability with system specifications before substitution.
Key specifications for 2825-01-201-8199: General Characteristics Item Description: C/O STEEL SEGMENTED CARBON RING,4.281 IN. O/A DIA,3.000 IN. ID,0.500 IN. THK WITH TAPERED EDGE; CRES RETAINING RING,4.500 IN. OD,4.125 IN. ID; STEEL SPRING; CRES KEY 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.