The Ring,piston, cataloged under National Stock Number 2805-00-255-9113, 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 Johnson Controls Navy Systems, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-255-9113 |
| Primary Part Number | 464302PC7 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| Status | ACTIVE |
| FSC Application Data | COMPRESSOR,REFRIGERATION |
| Cross-Sectional Shape Style | STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL |
| Joint Style | DIAGONAL JOINT |
| Oil Passage Type and Quantity | 1 GROOVE OUTSIDE PERIPHERY |
| Radial Wall Thickness | 0.0600 INCHES MINIMUM AND 0.0730 INCHES MAXIMUM IN |
| Ring Style | CONCENTRIC |
| Surface Treatment | PHOSPHATE IRON OVERALL |
| Standard Bore Diameter | 1.750 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 |
|---|---|
| 464302PC7 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| 029-03414 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 29-3414PK | 5/9 Secondary reference Johnson Controls Navy Systems, Llc |
| 029-03414 | 5/9 Secondary reference Chesapeake Associated Enterprises |
| 029-03414 | 5/9 Secondary reference Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global |
NSN 2805-00-255-9113 is a Ring,piston, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-255-9113 has 2 manufacturer part numbers on file: 464302PC7 (Johnson Controls Navy Systems, Llc), 029-03414 (Johnson Controls Navy Systems, Llc).
Key specifications for 464302PC7: FSC Application Data: COMPRESSOR,REFRIGERATION; Overall Width: 0.1240 INCHES NOMINAL IN; Cross-Sectional Shape Style: STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL; Joint Style: DIAGONAL JOINT. 9 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.