The Ring,piston, cataloged under National Stock Number 2805-00-508-0633, 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 Carrier Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-508-0633 |
| Primary Part Number | AU50CP350010 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| FSC Application Data | AIR CONDITIONING,COMPRESSOR |
| Material Document and Classification | MS-7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | INSIDE BEVEL, UPPER, STRAIGHT FACE |
| Joint Style | VERTICAL JOINT |
| Radial Wall Thickness | 0.0700 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN |
| Ring Style | CONCENTRIC |
| Standard Bore Diameter | 1.812 INCHES IN |
| Material | IRON OVERALL |
| 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 |
|---|---|
| 666183-128 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| AU50CP350010 PRIMARY | Carrier Corp (USA) |
| Reference | Meaning |
|---|---|
| AU50CP350 | 5/9 Secondary reference Carrier Corp |
| AU50CP350005 | 5/9 Secondary reference Carrier Corp |
NSN 2805-00-508-0633 is a Ring,piston, manufactured by Carrier Corp, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-508-0633 has 2 manufacturer part numbers on file: 666183-128 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), AU50CP350010 (Carrier Corp).
Key specifications for AU50CP350010: FSC Application Data: AIR CONDITIONING,COMPRESSOR; Overall Width: 0.0920 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN; Material Document and Classification: MS-7310 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: INSIDE BEVEL, UPPER, STRAIGHT FACE. 8 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.