PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BS7-2082 PIECES 61 THRU 63Piston,valve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4810-00-218-4191 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-218-4191 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-218-4191. Primary manufacturer part number: BS7-2082 PIECES 61 THRU 63.
Features
  • Piston,valve — FSC 4810
  • 6 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 Piston,valve, cataloged under National Stock Number 4810-00-218-4191, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. This item has 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-218-4191
Primary Part NumberBS7-2082 PIECES 61 THRU 63
Item NamePiston,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5340-00-168-0960SJ2 INTERCHANGEABLE
Cover,access
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-177-31253167539PC40T046 INTERCHANGEABLE
Piston and Follower Assembly
Naval Ship Systems Command
4320-00-218-4183WU1 INTERCHANGEABLE
Valve Plate,hydraulic Motor-Pump
Circor Naval Solutions Llc Dba Warren Pumps
4310-00-218-4184WT1 INTERCHANGEABLE
Plate,valve Stop
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-336-8928SK-2 INTERCHANGEABLE
Sleeve,shaft,pump
Circor Naval Solutions Llc Dba Warren Pumps
4820-00-398-9326SF4 INTERCHANGEABLE
Disk,valve
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
YB2 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS7-2082 PIECES 61 THRU 63 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-2079 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS7-2082 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS5-2079 ITEMS 61, 62, AND 63 Circor Naval Solutions Llc Dba Warren Pumps (USA)
SZ4ANDTN4 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5340-00-168-0960INTERCHANGEABLE
COVER,ACCESS
SJ2
4320-00-177-3125INTERCHANGEABLE
PISTON AND FOLLOWER ASSEMBLY
3167539PC40T046
4320-00-218-4183INTERCHANGEABLE
VALVE PLATE,HYDRAULIC MOTOR-PUMP
WU1
4310-00-218-4184INTERCHANGEABLE
PLATE,VALVE STOP
WT1
4320-00-336-8928INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
SK-2
4820-00-398-9326INTERCHANGEABLE
DISK,VALVE
SF4

Frequently Asked Questions

What is NSN 4810-00-218-4191?

NSN 4810-00-218-4191 is a Piston,valve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-218-4191?

NSN 4810-00-218-4191 has 6 cross-referenced part numbers: YB2 (Circor Naval Solutions Llc Dba Warren Pumps), BS7-2082 PIECES 61 THRU 63 (Circor Naval Solutions Llc Dba Warren Pumps), BS5-2079 (Circor Naval Solutions Llc Dba Warren Pumps), BS7-2082 (Circor Naval Solutions Llc Dba Warren Pumps), BS5-2079 ITEMS 61, 62, AND 63 (Circor Naval Solutions Llc Dba Warren Pumps) and 1 more.

What NSN replaces 4810-00-218-4191?

There are 6 known substitutes for 4810-00-218-4191: 5340-00-168-0960, 4320-00-177-3125, 4320-00-218-4183 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BS7-2082 PIECES 61 THRU 63?

Key specifications for BS7-2082 PIECES 61 THRU 63: End Item Identification: WARREN 9X6X16 VERTICAL SINGLE PUMP; Special Features: STEEL;7.990 IN.O/A LG;2.995 IN.DIA;8 RING GROOVES 0.188 IN.DIA;0.190 IN.DEPTHL;WITH RING IN. 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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