The Pump,rotary, cataloged under National Stock Number 4320-01-133-9882, 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 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-133-9882 |
| Primary Part Number | RR36920B |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 0.876 INCHES NOMINAL IN |
| Drive Connection Type | CLOSE COUPLED |
| Operating Speed at Rated Capacity | 12000.0 REVOLUTIONS PER MINUTE |
| Drive Shaft Type | SPLINED, INVOLUTE EXTERNAL |
| Discharge Pressure | 0.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES AND 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Maximum Discharge Flow Rate | 0.8 GALLONS PER MINUTE AND 1.3 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.443 INCHES MINIMUM AND 0.446 INCHES MAXIMUM IN |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Mounting Type | FRAME |
| Operation Method | POWERED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
NSN 4320-01-133-9882 is a 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 4320-01-133-9882 has 2 manufacturer part numbers on file: 36365 (Williams International Co., L.l.c.), RR36920B (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-313-0580. Verify interchangeability with system specifications before substitution.
Key specifications for RR36920B: Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 0.876 INCHES NOMINAL IN; Drive Connection Type: CLOSE COUPLED; Operating Speed at Rated Capacity: 12000.0 REVOLUTIONS PER MINUTE. 12 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.
NSN 4320-01-133-9882 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.