PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

659B0180G026ASleeve,shaft,pump

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-399-5218 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-399-5218 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-399-5218. Primary manufacturer part number: 659B0180G026A.
Features
  • Sleeve,shaft,pump — FSC 4320
  • Body Outside Diameter: 2.5000 INCHES NOMINAL IN
  • Keyway Dimension: 0.7500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
  • Flange Width: 0.3750 INCHES NOMINAL IN
  • Flange Outside Diameter: 2.6560 INCHES NOMINAL IN
  • Body Inside Diameter: 2.0000 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-399-5218, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-399-5218
Primary Part Number659B0180G026A
Item NameSleeve,shaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Body Outside Diameter2.5000 INCHES NOMINAL IN
Keyway Dimension0.7500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
Flange Width0.3750 INCHES NOMINAL IN
Flange Outside Diameter2.6560 INCHES NOMINAL IN
Body Inside Diameter2.0000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-097-5762 INTERCHANGEABLE
Spring
5133-00-189-9289DBE44B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5910-00-568-14179MB11 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Viking Technologies, Ltd.
5910-00-681-6304 INTERCHANGEABLE
Capacitor,variable,air Dielectri
8120-01-064-790211392 INTERCHANGEABLE
Cap,compressed Gas Cylinder
Tyco Fire Products Lp
5120-01-112-8349 INTERCHANGEABLE
Hammer,hand
5950-01-167-6142H940008-1B INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5307-01-264-564711392 INTERCHANGEABLE
Stud,index
L & R Manufacturing Company
5340-01-320-108411392 INTERCHANGEABLE
Bracket,angle
Bae Systems Information & Electronic Systems Integration Inc.
4030-01-482-770911392 INTERCHANGEABLE
Wedge,wire Rope Socket
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
11392 Rps-Fl, Inc. Dba Rps Inc (USA)
KMC-659B0180 Krobach Mfg. Corp. Dba Krobach Manufacturing Corp (USA)
659B0180G026A PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
999R0339PC8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
SMS-659B0180 Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA)
Related Parts
5360-00-097-5762INTERCHANGEABLE
SPRING
5133-00-189-9289INTERCHANGEABLE
DRILL,TWIST
DBE44B
5910-00-568-1417INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
9MB11
5910-00-681-6304INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
8120-01-064-7902INTERCHANGEABLE
CAP,COMPRESSED GAS CYLINDER
11392
5120-01-112-8349INTERCHANGEABLE
HAMMER,HAND
5950-01-167-6142INTERCHANGEABLE
REACTOR
H940008-1B
5307-01-264-5647INTERCHANGEABLE
STUD,INDEX
11392
5340-01-320-1084INTERCHANGEABLE
BRACKET,ANGLE
11392
4030-01-482-7709INTERCHANGEABLE
WEDGE,WIRE ROPE SOCKET
11392
5340-01-537-8499INTERCHANGEABLE
CLIP,SPRING TENSION
11392
5330-01-596-6383INTERCHANGEABLE
SEAL,PLAIN
167-7384215-32

Frequently Asked Questions

What is NSN 4320-00-399-5218?

NSN 4320-00-399-5218 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 4320-00-399-5218?

NSN 4320-00-399-5218 has 5 cross-referenced part numbers: 11392 (Rps-Fl, Inc. Dba Rps Inc), KMC-659B0180 (Krobach Mfg. Corp. Dba Krobach Manufacturing Corp), 659B0180G026A (Circor Naval Solutions Llc Dba Warren Pumps), 999R0339PC8 (Circor Naval Solutions Llc Dba Warren Pumps), SMS-659B0180 (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc).

What NSN replaces 4320-00-399-5218?

There are 12 known substitutes for 4320-00-399-5218: 5360-00-097-5762, 5133-00-189-9289, 5910-00-568-1417 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 659B0180G026A?

Key specifications for 659B0180G026A: Body Outside Diameter: 2.5000 INCHES NOMINAL IN; Keyway Dimension: 0.7500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN; Flange Width: 0.3750 INCHES NOMINAL IN; Flange Outside Diameter: 2.6560 INCHES NOMINAL IN. 6 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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