The Ring,piston, cataloged under National Stock Number 2805-01-140-3810, 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 Tactair Fluid Controls Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-140-3810 |
| Primary Part Number | 9190-133 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 9190-133 PRIMARY | Tactair Fluid Controls Inc (USA) |
| S32740-133-5 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S32740-133-5 | 5/9 Secondary reference U.S. Government activity |
| 9190-133 | 5/9 Secondary reference U.S. Government activity |
| 10106389 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 9190-133 | C/1 Advisory reference — outside the item-of-supply concept Woodward Hrt, Inc. Dba Woodward Hrt Inc |
NSN 2805-01-140-3810 is a Ring,piston, manufactured by Tactair Fluid Controls Inc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-140-3810 has 2 manufacturer part numbers on file: 9190-133 (Tactair Fluid Controls Inc), S32740-133-5 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for 9190-133: End Item Identification: ACFT MODEL F-18. 0 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.