The Synchronizing Ring,compressor,ai, cataloged under National Stock Number 2840-00-152-6772, 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 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-152-6772 |
| Item Name | Synchronizing Ring,compressor,ai |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| Stage Number | 3 |
| Criticality Code Justification | FEAT AND ABHP AND ABKV |
| Reference Data and Literature | T.O. 2J-J85-94, FIG 9, IND 35 |
| Material Document and Classification | AMS4127 ASSN STD 1ST MATERIAL RESPONSE AND AMS4150 ASSN STD 2ND MATERIAL RESPONSE |
| Outside Diameter | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 5006T01G01 | 5/9 Secondary reference Union Machine Co of Lynn, Inc |
| 5006T01G01 | 3/2 Design control — primary reference U.S. Government activity |
| 5006T01G01 | 5/9 Secondary reference Samsung Techwin Co. Ltd |
| 5006T01G01 | 5/9 Secondary reference Barnes Group Inc Dba Barnes Group Inc Div West Chester Division |
NSN 2840-00-152-6772 is a Synchronizing Ring,compressor,ai, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-00-152-6772: Stage Number: 3; Criticality Code Justification: FEAT AND ABHP AND ABKV; Reference Data and Literature: T.O. 2J-J85-94, FIG 9, IND 35; Material Document and Classification: AMS4127 ASSN STD 1ST MATERIAL RESPONSE AND AMS4150 ASSN STD 2ND MATERIAL RESPONSE. 6 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 2840-00-152-6772 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.