The Liner,pump,rotary, cataloged under National Stock Number 4320-01-034-8244, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-034-8244 |
| Primary Part Number | RS16803-86 |
| Item Name | Liner,pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| General Characteristics Item Description | NITRALLOY; 1.3744 IN.MIN,1.3749 IN.MAX DIA; 1.094 IN.MIN,1.095 IN.MAX BORE DIA; W/0.185 IN MIN,0.189 IN.MAX SLOT W IN |
| 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 |
|---|---|
| RS16803-86 PRIMARY | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA) |
| Reference | Meaning |
|---|---|
| RS16803 | D/9 Drawing number reference only Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
NSN 4320-01-034-8244 is a Liner,pump,rotary, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-034-8244 has 1 manufacturer part number on file: RS16803-86 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
Key specifications for RS16803-86: General Characteristics Item Description: NITRALLOY; 1.3744 IN.MIN,1.3749 IN.MAX DIA; 1.094 IN.MIN,1.095 IN.MAX BORE DIA; W/0.185 IN MIN,0.189 IN.MAX SLOT W 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.
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.