PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SF8Valve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-218-4171 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-218-4171 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-218-4171. Primary manufacturer part number: SF8.
Features
  • Valve — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve, cataloged under National Stock Number 4320-00-218-4171, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCircor Naval Solutions Llc Dba Warren Pumps (CAGE 63857); Sims Pump Valve Co, Inc (CAGE 78314)
Technical Specifications
ParameterValue
NSN4320-00-218-4171
Primary Part NumberSF8
Item NameValve
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3455-00-516-315117613 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5342-01-042-4963 INTERCHANGEABLE
Cap
5999-01-064-4569SF-8 INTERCHANGEABLE
Cap,electrical
Caplugs Llc Dba Mokon Div Caplugs
Cross-Reference Index
Part NumberManufacturer
SF8 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
V02894 Sims Pump Valve Co, Inc (USA)
Related Parts
3455-00-516-3151INTERCHANGEABLE
CUTTER,MILLING,END
17613
5342-01-042-4963INTERCHANGEABLE
CAP
5999-01-064-4569INTERCHANGEABLE
CAP,ELECTRICAL
SF-8

Frequently Asked Questions

What is NSN 4320-00-218-4171?

NSN 4320-00-218-4171 is a Valve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-218-4171?

NSN 4320-00-218-4171 has 2 cross-referenced part numbers: SF8 (Circor Naval Solutions Llc Dba Warren Pumps), V02894 (Sims Pump Valve Co, Inc).

What NSN replaces 4320-00-218-4171?

There are 3 known substitutes for 4320-00-218-4171: 3455-00-516-3151, 5342-01-042-4963, 5999-01-064-4569. Verify interchangeability with system specifications before substitution.

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