The Ring Set,piston, cataloged under National Stock Number 2805-00-033-5130, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-033-5130 |
| Primary Part Number | 18-189 |
| Item Name | Ring Set,piston |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| Standard Bore Diameter | 4.000 INCHES IN |
| Ring Set Component Parts | COMPRESSION RING 1; SCRAPER RING 2; OIL RING 1 |
| Piston Accommodation Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 18-189 | Dresser Industries Inc Leroi Div (USA) |
| 72341 | Dana Corp Engine Products Div (USA) |
| WRR400-3S172S | Dana Corp Engine Products Div (USA) |
NSN 2805-00-033-5130 is a Ring Set,piston, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 2805 (No Item Name Available). Status: active.
NSN 2805-00-033-5130 has 3 cross-referenced part numbers: 18-189 (Dresser Industries Inc Leroi Div), 72341 (Dana Corp Engine Products Div), WRR400-3S172S (Dana Corp Engine Products Div).
There are 3 known substitutes for 2805-00-033-5130: 3040-00-031-2504, 5950-01-151-4795, 7045-01-367-0387. Verify interchangeability with system specifications before substitution.
Key specifications for 18-189: Standard Bore Diameter: 4.000 INCHES IN; Ring Set Component Parts: COMPRESSION RING 1; SCRAPER RING 2; OIL RING 1; Piston Accommodation Quantity: 1. 3 total characteristics are documented in the Federal Logistics Information System.