PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SK-2Sleeve,shaft,pump

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-336-8928 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-336-8928 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-336-8928. Primary manufacturer part number: SK-2.
Features
  • Sleeve,shaft,pump — FSC 4320
  • Material: STEEL CORROSION RESISTING OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 0.4531 INCHES NOMINAL IN
  • Body Outside Diameter: 0.5625 INCHES NOMINAL IN
  • 26 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-336-8928, 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 26 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-336-8928
Primary Part NumberSK-2
Item NameSleeve,shaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter0.4531 INCHES NOMINAL IN
Body Outside Diameter0.5625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5340-00-168-0960SJ2 INTERCHANGEABLE
Cover,access
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-177-31253167539PC40T046 INTERCHANGEABLE
Piston and Follower Assembly
Naval Ship Systems Command
4320-00-218-4183WU1 INTERCHANGEABLE
Valve Plate,hydraulic Motor-Pump
Circor Naval Solutions Llc Dba Warren Pumps
4310-00-218-4184WT1 INTERCHANGEABLE
Plate,valve Stop
Circor Naval Solutions Llc Dba Warren Pumps
4810-00-218-4191BS7-2082 PIECES 61 THRU 63 INTERCHANGEABLE
Piston,valve
Circor Naval Solutions Llc Dba Warren Pumps
4820-00-398-9326SF4 INTERCHANGEABLE
Disk,valve
Circor Naval Solutions Llc Dba Warren Pumps
5975-01-018-9702 INTERCHANGEABLE
Plate,wall,electrical
5945-01-109-9600SK-2 INTERCHANGEABLE
Relay
G General Electro-Components Inc
6625-01-247-8425SK-2 INTERCHANGEABLE
Frequency Multiplier
Scientific Components Corp Dba Mini-Circuits
Cross-Reference Index
Part NumberManufacturer
BS5-1758PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
SK-2 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1715PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1794PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
DD453S47-078PC182 Naval Sea Systems Command (USA)
BS5-1190PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS1165PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
DD445S4700-47ALT3PC182 Naval Sea Systems Command (USA)
BS7-2082 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1773PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS1164PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1725PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1731PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
DD692S4700-48PC182 Naval Sea Systems Command (USA)
BS5-1705PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-1191PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
DD445S4700-441PC182 Naval Sea Systems Command (USA)
DD452S4700-47PC182 Naval Sea Systems Command (USA)
DD692S4700-47PC182 Naval Sea Systems Command (USA)
BS5-1704PC182 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5340-00-168-0960INTERCHANGEABLE
COVER,ACCESS
SJ2
4320-00-177-3125INTERCHANGEABLE
PISTON AND FOLLOWER ASSEMBLY
3167539PC40T046
4320-00-218-4183INTERCHANGEABLE
VALVE PLATE,HYDRAULIC MOTOR-PUMP
WU1
4310-00-218-4184INTERCHANGEABLE
PLATE,VALVE STOP
WT1
4810-00-218-4191INTERCHANGEABLE
PISTON,VALVE
BS7-2082 PIECES 61 THRU 63
4820-00-398-9326INTERCHANGEABLE
DISK,VALVE
SF4
5975-01-018-9702INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
5945-01-109-9600INTERCHANGEABLE
RELAY
SK-2
6625-01-247-8425INTERCHANGEABLE
FREQUENCY MULTIPLIER
SK-2

Frequently Asked Questions

What is NSN 4320-00-336-8928?

NSN 4320-00-336-8928 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 4320-00-336-8928?

NSN 4320-00-336-8928 has 26 cross-referenced part numbers: BS5-1758PC182 (Circor Naval Solutions Llc Dba Warren Pumps), SK-2 (Circor Naval Solutions Llc Dba Warren Pumps), BS5-1715PC182 (Circor Naval Solutions Llc Dba Warren Pumps), BS5-1794PC182 (Circor Naval Solutions Llc Dba Warren Pumps), DD453S47-078PC182 (Naval Sea Systems Command) and 21 more.

What NSN replaces 4320-00-336-8928?

There are 9 known substitutes for 4320-00-336-8928: 5340-00-168-0960, 4320-00-177-3125, 4320-00-218-4183 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SK-2?

Key specifications for SK-2: End Item Identification: WARREN 9X6X16 VERTICAL SINGLE PUMP; Material: STEEL CORROSION RESISTING OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Corner Shape: SQUARE ALL CORNERS. 7 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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