PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9750Pump,rotary

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 4320-01-370-8973 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-370-8973 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-370-8973. Primary manufacturer part number: 9750.
Features
  • Pump,rotary — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-370-8973, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePump,rotary
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersDonallco Inc (CAGE 56705); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934)
Technical Specifications
ParameterValue
NSN4320-01-370-8973
Primary Part Number9750
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3460-00-393-4988 INTERCHANGEABLE
Brush,fiber,rotary Wheel
2915-00-474-38579750 INTERCHANGEABLE
Pump,fuel,vane Type
Triumph Engine Control Systems Llc
6615-00-515-6009105589-01 INTERCHANGEABLE
Control,gyroscope,attitude-Headi
Ge Aviation Systems Llc
5330-00-599-128511582 INTERCHANGEABLE
Gasket
Arvinmeritor Inc
6625-00-649-28239750 INTERCHANGEABLE
Test Set,thermostatic Switch
Msp Aviation, Inc. Dba Msp Maufacturing
1680-00-835-92189750 INTERCHANGEABLE
Actuator,electromechanical,rotar
Axillon Aerospace (baltimore) Inc.
5935-00-902-8851 INTERCHANGEABLE
Connector,plug,electrical
5935-01-011-7658 INTERCHANGEABLE
Connector,plug,electrical
6505-01-124-6797 INTERCHANGEABLE
Calcium Gluconate Injection
5950-01-133-5567144A9809P1 INTERCHANGEABLE
Transformer,power
Bae Systems Controls Inc.
Cross-Reference Index
Part NumberManufacturer
9750 Donallco Inc (USA)
9750 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
3460-00-393-4988INTERCHANGEABLE
BRUSH,FIBER,ROTARY WHEEL
2915-00-474-3857INTERCHANGEABLE
PUMP,FUEL,VANE TYPE
9750
6615-00-515-6009INTERCHANGEABLE
CONTROL,GYROSCOPE,ATTITUDE-HEADI
105589-01
5330-00-599-1285INTERCHANGEABLE
GASKET
11582
6625-00-649-2823INTERCHANGEABLE
TEST SET,THERMOSTATIC SWITCH
9750
1680-00-835-9218INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
9750
5935-00-902-8851INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-011-7658INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6505-01-124-6797INTERCHANGEABLE
CALCIUM GLUCONATE INJECTION
5950-01-133-5567INTERCHANGEABLE
TRANSFORMER,POWER
144A9809P1
4730-01-186-1866INTERCHANGEABLE
FITTING,LUBRICATION
9750
5340-01-301-3229INTERCHANGEABLE
HANDLE,BAIL
152-001228-001

Frequently Asked Questions

What is NSN 4320-01-370-8973?

NSN 4320-01-370-8973 is a Pump,rotary, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-370-8973?

NSN 4320-01-370-8973 has 2 cross-referenced part numbers: 9750 (Donallco Inc), 9750 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 4320-01-370-8973?

There are 12 known substitutes for 4320-01-370-8973: 3460-00-393-4988, 2915-00-474-3857, 6615-00-515-6009 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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