PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33965-0000Pump,reciprocating

Itt Jabsco Products · NSN 4320-00-371-7981 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-371-7981 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-371-7981. Primary manufacturer part number: 33965-0000.
Features
  • Pump,reciprocating — FSC 4320
  • Pumping Element Type: PISTON
  • Operation Method: MANUAL
  • Cylinder Quantity: 2
  • Discharge Connection Quantity: 1
  • Pump Reciprocating Design: SINGLE ACTING
  • Pumping Element Operating Position: VERTICAL
  • Media for Which Designed: WATER, SALT
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,reciprocating, cataloged under National Stock Number 4320-00-371-7981, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Itt Jabsco Products. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-371-7981
Primary Part Number33965-0000
Item NamePump,reciprocating
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerItt Jabsco Products
StatusCANCELLED
Pumping Element TypePISTON
Operation MethodMANUAL
Cylinder Quantity2
Discharge Connection Quantity1
Pump Reciprocating DesignSINGLE ACTING
Pumping Element Operating PositionVERTICAL
Media for Which DesignedWATER, SALT
Discharge Connection Thread Size and Series/type Designator1.500-11-1/2 NPT
Intake Connection Thread Size and Series/type Designator1.125-11-1/2 NPT
Reciprocating Stroke TypeVARIABLE
Intake Connection Quantity1
Discharge Connection TypeTHREADED INTERNAL
Intake Connection TypeTHREADED INTERNAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5998-00-036-7686 INTERCHANGEABLE
Circuit Card Assembly
5935-00-421-88482084-1100-02 INTERCHANGEABLE
Adapter,connector
Tyco Electronics Corp
5935-00-443-1016HBL5392 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
4730-00-826-8382 INTERCHANGEABLE
Bushing,pipe
2990-00-918-2503 INTERCHANGEABLE
Pipe,exhaust
6515-01-398-3829 INTERCHANGEABLE
Cane,walking
6515-01-690-16785392 INTERCHANGEABLE
Pacemaker,cardiac
Medtronic Minimed, Inc Dba Minimed Distribution Corp
Cross-Reference Index
Part NumberManufacturer
483569PC1T017-22 Naval Ship Systems Command (USA)
S8200-303008PC1T018 Naval Ship Systems Command (USA)
33965-0000 PRIMARY Itt Jabsco Products (USA)
33965 Itt Jabsco Products (USA)
5392 North and Judd Inc Wilcox-Crittenden Div (USA)
Related Parts
5998-00-036-7686INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5935-00-421-8848INTERCHANGEABLE
ADAPTER,CONNECTOR
2084-1100-02
5935-00-443-1016INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
HBL5392
4730-00-826-8382INTERCHANGEABLE
BUSHING,PIPE
2990-00-918-2503INTERCHANGEABLE
PIPE,EXHAUST
6515-01-398-3829INTERCHANGEABLE
CANE,WALKING
6515-01-690-1678INTERCHANGEABLE
PACEMAKER,CARDIAC
5392

Frequently Asked Questions

What is NSN 4320-00-371-7981?

NSN 4320-00-371-7981 is a Pump,reciprocating, manufactured by Itt Jabsco Products, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-371-7981?

NSN 4320-00-371-7981 has 5 cross-referenced part numbers: 483569PC1T017-22 (Naval Ship Systems Command), S8200-303008PC1T018 (Naval Ship Systems Command), 33965-0000 (Itt Jabsco Products), 33965 (Itt Jabsco Products), 5392 (North and Judd Inc Wilcox-Crittenden Div).

What NSN replaces 4320-00-371-7981?

There are 7 known substitutes for 4320-00-371-7981: 5998-00-036-7686, 5935-00-421-8848, 5935-00-443-1016 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33965-0000?

Key specifications for 33965-0000: Pumping Element Type: PISTON; Operation Method: MANUAL; Cylinder Quantity: 2; Discharge Connection Quantity: 1. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-371-7981 still in active supply?

NSN 4320-00-371-7981 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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