PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D250Sleeve,shaft,pump

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-932-7481 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-932-7481 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-932-7481. Primary manufacturer part number: D250.
Features
  • Sleeve,shaft,pump — FSC 4320
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Material: NICKEL ALLOY OVERALL
  • Body Outside Diameter: 2.2500 INCHES NOMINAL IN
  • Body Inside Diameter: 1.4375 INCHES NOMINAL IN
  • Corner Shape: CHAMFERED INSIDE LEFT CORNER
  • Keyway Dimension: 0.1250 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Nickel Alloy Overall construction
General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-932-7481, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-932-7481
Primary Part NumberD250
Item NameSleeve,shaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
MaterialNICKEL ALLOY OVERALL
Body Outside Diameter2.2500 INCHES NOMINAL IN
Body Inside Diameter1.4375 INCHES NOMINAL IN
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Keyway Dimension0.1250 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Keyway Dimension1.2187 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6625-00-539-8531250D INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
4820-00-853-1715 INTERCHANGEABLE
Valve,plug
5360-00-969-1896 INTERCHANGEABLE
Spring
5306-00-989-3415D250 INTERCHANGEABLE
Bolt,spud Bracket
Naval Inventory Control Point Mechanicsburg
5330-01-389-25524615SHD00250 INTERCHANGEABLE
Ring,wiper
Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)
Cross-Reference Index
Part NumberManufacturer
D250 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
6625-00-539-8531INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
250D
4820-00-853-1715INTERCHANGEABLE
VALVE,PLUG
5360-00-969-1896INTERCHANGEABLE
SPRING
5306-00-989-3415INTERCHANGEABLE
BOLT,SPUD BRACKET
D250
5330-01-389-2552INTERCHANGEABLE
RING,WIPER
4615SHD00250

Frequently Asked Questions

What is NSN 4320-00-932-7481?

NSN 4320-00-932-7481 is a Sleeve,shaft,pump, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-932-7481?

NSN 4320-00-932-7481 has 1 cross-referenced part number: D250 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-00-932-7481?

There are 5 known substitutes for 4320-00-932-7481: 6625-00-539-8531, 4820-00-853-1715, 5360-00-969-1896 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D250?

Key specifications for D250: Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Material: NICKEL ALLOY OVERALL; Body Outside Diameter: 2.2500 INCHES NOMINAL IN; Overall Length: 4.5625 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

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