The Ring Set,piston, cataloged under National Stock Number 2805-00-377-5092, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 2805-00-377-5092 |
| Primary Part Number | 1653375 |
| Item Name | Ring Set,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Chrysler Realty Company Llc Dba Daimler Chrysler |
| Status | ACTIVE |
| FSC Application Data | GASOLINE ENGINE,NONAIRCRAFT |
| Ring Set Component Parts | COMPRESSION RING,1117982,12204,8; COMPRESSION RING,1328346,12204,8; OIL RING,1238344,12204,8; OIL RING,320051,8 |
| Piston Accommodation Quantity | 8 |
| Standard Bore Diameter | 3.250 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1653375 | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| Reference | Meaning |
|---|---|
| 591C | 5/9 Secondary reference Spx Corp |
| 591C | 5/9 Secondary reference Bosch Automotive Service Solutions Inc. |
| 1653375 | 5/9 Secondary reference U.S. Government activity |
| EX53C | 3/9 Design control — primary reference Muskegon Piston Ring Co Muskegon Products Div |
| C8302 | 5/9 Secondary reference Dana Corp Engine Products Div |
| 1243685 | 5/9 Secondary reference U.S. Government activity |
NSN 2805-00-377-5092 is a Ring Set,piston, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-377-5092 has 1 manufacturer part number on file: 1653375 (Chrysler Realty Company Llc Dba Daimler Chrysler).
3 possible matches (shared part number, not a government interchangeability claim): 3120-01-194-4809, 1670-01-431-0725, 6515-01-535-0733. Verify interchangeability with system specifications before substitution.
Key specifications for 1653375: FSC Application Data: GASOLINE ENGINE,NONAIRCRAFT; Ring Set Component Parts: COMPRESSION RING,1117982,12204,8; COMPRESSION RING,1328346,12204,8; OIL RING,1238344,12204,8; OIL RING,320051,8; Piston Accommodation Quantity: 8; Standard Bore Diameter: 3.250 INCHES IN. 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.
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.