PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

030501Head,hydraulic Motor-Pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-01-371-4443 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-371-4443 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-371-4443. Primary manufacturer part number: 030501.
Features
  • Head,hydraulic Motor-Pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Head,hydraulic Motor-Pump, cataloged under National Stock Number 4320-01-371-4443, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-371-4443
Primary Part Number030501
Item NameHead,hydraulic Motor-Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5910-00-068-9278 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5330-01-209-8548 INTERCHANGEABLE
Seal,plain
Cross-Reference Index
Part NumberManufacturer
030501 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
5910-00-068-9278INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5330-01-209-8548INTERCHANGEABLE
SEAL,PLAIN

Frequently Asked Questions

What is NSN 4320-01-371-4443?

NSN 4320-01-371-4443 is a Head,hydraulic Motor-Pump, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-371-4443?

NSN 4320-01-371-4443 has 1 cross-referenced part number: 030501 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-01-371-4443?

There are 2 known substitutes for 4320-01-371-4443: 5910-00-068-9278, 5330-01-209-8548. Verify interchangeability with system specifications before substitution.

What are the specifications of 030501?

Key specifications for 030501: Special Features: HAND POWERED; End Item Identification: RECIPROCATING PUMP,DOVER CORP,BLACKMER PUMP DIV,MODEL PA725-MSS. 2 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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