PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10263Rotor,pump

Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. · NSN 4320-00-389-8297 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-389-8297 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-389-8297. Primary manufacturer part number: 10263.
Features
  • Rotor,pump — FSC 4320
  • Outside Diameter: 0.988 INCHES MINIMUM AND 0.989 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Rotor,pump, cataloged under National Stock Number 4320-00-389-8297, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-389-8297
Primary Part Number10263
Item NameRotor,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMeggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
StatusACTIVE
Outside Diameter0.988 INCHES MINIMUM AND 0.989 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5940-00-052-9068 INTERCHANGEABLE
Terminal,stud
5325-00-275-595310263 INTERCHANGEABLE
Eyelet,metallic
Unison Industries Llc
1620-00-333-084310263 INTERCHANGEABLE
Cap,end,steering Cylinder
Moog Military Aircraft Llc
5306-00-550-204110263 INTERCHANGEABLE
Bolt,shoulder
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5965-00-627-8382SCDL176556 INTERCHANGEABLE
Headset-Microphone
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5310-00-725-7671 INTERCHANGEABLE
Washer,flat
3820-01-133-4738419540-2 INTERCHANGEABLE
Shank,cap Assembly
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5340-01-308-8178426-011-191 INTERCHANGEABLE
Crank,hand
Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
4320-01-428-172910263 INTERCHANGEABLE
Pump,rotary
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4820-01-462-076410263 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Fairchild Industrial Products Company
Cross-Reference Index
Part NumberManufacturer
10263 Howden Fluid Systems (USA)
10263 PRIMARY Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
Related Parts
5940-00-052-9068INTERCHANGEABLE
TERMINAL,STUD
5325-00-275-5953INTERCHANGEABLE
EYELET,METALLIC
10263
1620-00-333-0843INTERCHANGEABLE
CAP,END,STEERING CYLINDER
10263
5306-00-550-2041INTERCHANGEABLE
BOLT,SHOULDER
10263
5965-00-627-8382INTERCHANGEABLE
HEADSET-MICROPHONE
SCDL176556
5310-00-725-7671INTERCHANGEABLE
WASHER,FLAT
3820-01-133-4738INTERCHANGEABLE
SHANK,CAP ASSEMBLY
419540-2
5340-01-308-8178INTERCHANGEABLE
CRANK,HAND
426-011-191
4320-01-428-1729INTERCHANGEABLE
PUMP,ROTARY
10263
4820-01-462-0764INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
10263

Frequently Asked Questions

What is NSN 4320-00-389-8297?

NSN 4320-00-389-8297 is a Rotor,pump, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-389-8297?

NSN 4320-00-389-8297 has 2 cross-referenced part numbers: 10263 (Howden Fluid Systems), 10263 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.).

What NSN replaces 4320-00-389-8297?

There are 10 known substitutes for 4320-00-389-8297: 5940-00-052-9068, 5325-00-275-5953, 1620-00-333-0843 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10263?

Key specifications for 10263: End Item Identification: ACFT MODEL S-3A A; Outside Diameter: 0.988 INCHES MINIMUM AND 0.989 INCHES MAXIMUM IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com