PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

700539Ring,pump

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4320-00-826-9682 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-826-9682 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-826-9682. Primary manufacturer part number: 700539.
Features
  • Ring,pump — FSC 4320
  • 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 Ring,pump, cataloged under National Stock Number 4320-00-826-9682, 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.

Catalog Facts
Item NameRing,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (CAGE 07524)
Technical Specifications
ParameterValue
NSN4320-00-826-9682
Primary Part Number700539
Item NameRing,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
5950-00-100-1121 INTERCHANGEABLE
Reactor
3110-00-155-67341210 INTERCHANGEABLE
Bearing,ball,annular
Federal-Mogul Corp Government Sales Dept
Cross-Reference Index
Part NumberManufacturer
700539 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
5950-00-100-1121INTERCHANGEABLE
REACTOR
3110-00-155-6734INTERCHANGEABLE
BEARING,BALL,ANNULAR
1210

Frequently Asked Questions

What is NSN 4320-00-826-9682?

NSN 4320-00-826-9682 is a Ring,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 4320-00-826-9682?

NSN 4320-00-826-9682 has 1 cross-referenced part number: 700539 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4320-00-826-9682?

There are 2 known substitutes for 4320-00-826-9682: 5950-00-100-1121, 3110-00-155-6734. Verify interchangeability with system specifications before substitution.

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