The Filterwasher, cataloged under National Stock Number 2835-00-101-9981, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Filterwasher |
| FSC / FSG | 2835 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components (FSG 28) |
| Manufacturers | Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited (CAGE U0J60); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934); Transaero, Inc. (CAGE 27541) |
| Parameter | Value |
|---|---|
| NSN | 2835-00-101-9981 |
| Primary Part Number | N188174-1 |
| Item Name | Filterwasher |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| N188174-1 | Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited (GBR) |
| N188174-1 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| N188174-1 | Transaero, Inc. (USA) |
| Reference | Meaning |
|---|---|
| N188174-1 | 3/9 Design control — primary reference Safran Electrical & Power Uk Limited |
NSN 2835-00-101-9981 is a Filterwasher, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-00-101-9981 has 3 manufacturer part numbers on file: N188174-1 (Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited), N188174-1 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), N188174-1 (Transaero, Inc.).
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.