PartsTable TECHNICAL DATA SHEET
NSN 4320-01-031-3755Government record, cited

Rotor, Pump4320-01-031-3755

NSN 4320-01-031-3755 · NIIN 010313755 · Part number RD35888
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 51663
Government record, cited
NSN 4320-01-031-3755 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-031-3755. Manufacturer of record part number: RD35888.
Also searched as  4320-01-031-3755 · 4320010313755 · NIIN 010313755 · 01-031-3755 · FSC 4320 Power and Hand Pumps · CAGE 51663 · RD35888
Nearby stock numbers  ·
Features
  • Rotor,pump — FSC 4320
  • Pump Design Control Activity: 51663
  • Material: STEEL
  • 1 manufacturer part number on file
  • Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Identification
  • NSN: 4320-01-031-3755
  • NIIN: 010313755
  • FSC: 4320 — Power and Hand Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: RD35888
  • Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
General Description

The Rotor,pump, cataloged under National Stock Number 4320-01-031-3755, 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 2 specifications, 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-031-3755
Primary Part NumberRD35888
Item NameRotor,pump
FSC / FSG4320 / 43 — Power and Hand Pumps
ManufacturerHydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
StatusACTIVE
Pump Design Control Activity51663
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
RD35888 PRIMARY Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
No interchangeability data on file.
Other items in FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
4320-00-001-2629
HOUSING AND PIN
4320-00-001-2630
PUMP,CENTRIFUGAL
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-031-3755?

NSN 4320-01-031-3755 is a Rotor,pump, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-031-3755?

NSN 4320-01-031-3755 has 1 manufacturer part number on file: RD35888 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

What are the specifications of RD35888?

Key specifications for RD35888: Overall Length: 1.850 INCHES NOMINAL IN; Pump Design Control Activity: 51663; Special Features: W/ 4 BLADE SLOTS;USED ON C-2,E-2 AIRCRAFT; Material: STEEL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-031-3755 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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