PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

700571Breaker,vacuum,pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-01-374-2639 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-374-2639 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-374-2639. Primary manufacturer part number: 700571.
Features
  • Breaker,vacuum,pump — FSC 4320
  • General Characteristics Item Description: MATL ALUMINUM AND STAINLESS STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Breaker,vacuum,pump, cataloged under National Stock Number 4320-01-374-2639, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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
NSN4320-01-374-2639
Primary Part Number700571
Item NameBreaker,vacuum,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
General Characteristics Item DescriptionMATL ALUMINUM AND STAINLESS STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1680-01-043-681770-057-1 INTERCHANGEABLE
Handle Assembly,key
Bell Textron Inc
2040-01-531-7242112104 INTERCHANGEABLE
Cover,boat
Shield Technologies Corp Div Shield Technologies Corporation
Cross-Reference Index
Part NumberManufacturer
700571 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
1680-01-043-6817INTERCHANGEABLE
HANDLE ASSEMBLY,KEY
70-057-1
2040-01-531-7242INTERCHANGEABLE
COVER,BOAT
112104

Frequently Asked Questions

What is NSN 4320-01-374-2639?

NSN 4320-01-374-2639 is a Breaker,vacuum,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 4320-01-374-2639?

NSN 4320-01-374-2639 has 1 cross-referenced part number: 700571 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-01-374-2639?

There are 2 known substitutes for 4320-01-374-2639: 1680-01-043-6817, 2040-01-531-7242. Verify interchangeability with system specifications before substitution.

What are the specifications of 700571?

Key specifications for 700571: End Item Identification: MACHINE GUN,.50 CAL; General Characteristics Item Description: MATL ALUMINUM AND STAINLESS STEEL. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com