PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-1158-18Pump,reciprocating

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 4320-00-412-3639 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-412-3639 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-412-3639. Primary manufacturer part number: 3-1158-18.
Features
  • Pump,reciprocating — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,reciprocating, cataloged under National Stock Number 4320-00-412-3639, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-412-3639
Primary Part Number3-1158-18
Item NamePump,reciprocating
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-00-540-3938 INTERCHANGEABLE
Pump,reciprocating
4320-00-703-88891H622D INTERCHANGEABLE
Pump,reciprocating
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
4320-01-397-85453-1158-6 INTERCHANGEABLE
Piston,pump
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
3-1158-18 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
AN6201-1 Aeronautical Standards Group Dept of Navy and Air Force (USA)
3-1158-18 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
Related Parts
4320-00-540-3938INTERCHANGEABLE
PUMP,RECIPROCATING
4320-00-703-8889INTERCHANGEABLE
PUMP,RECIPROCATING
1H622D
4320-01-397-8545INTERCHANGEABLE
PISTON,PUMP
3-1158-6

Frequently Asked Questions

What is NSN 4320-00-412-3639?

NSN 4320-00-412-3639 is a Pump,reciprocating, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-412-3639?

NSN 4320-00-412-3639 has 3 cross-referenced part numbers: 3-1158-18 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), AN6201-1 (Aeronautical Standards Group Dept of Navy and Air Force), 3-1158-18 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What NSN replaces 4320-00-412-3639?

There are 3 known substitutes for 4320-00-412-3639: 4320-00-540-3938, 4320-00-703-8889, 4320-01-397-8545. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-1158-18?

Key specifications for 3-1158-18: End Item Identification: KC135 AFT SECTION. 1 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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