The Guide,diaphragm Pump, cataloged under National Stock Number 2915-00-166-6228, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2915-00-166-6228 |
| Primary Part Number | 739-53 |
| Item Name | Guide,diaphragm Pump |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS,1.561 IN. MIN. 1.564 IN. MAX DIA ON,FIRST END,1.651 IN. MIN,1.653 IN. MAX ON SECOND END,1.124 IN. MIN,1.125 IN. MAX ID IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 739-53 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 739-53 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2915-00-166-6228 is a Guide,diaphragm Pump, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-166-6228 has 1 manufacturer part number on file: 739-53 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 739-53: General Characteristics Item Description: BRASS,1.561 IN. MIN. 1.564 IN. MAX DIA ON,FIRST END,1.651 IN. MIN,1.653 IN. MAX ON SECOND END,1.124 IN. MIN,1.125 IN. MAX ID IN. 1 specification is 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.
NSN 2915-00-166-6228 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.