PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

BS8-2326-117Seat,valve

Euramco Safety Inc · NSN 4820-01-173-8362 · FSC 4820 · No Item Name Available

Verified by PartsTable

NSN 4820-01-173-8362 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-173-8362. Primary manufacturer part number: BS8-2326-117.

4820-01-173-8362 — No Item Name Available illustration

Features

Seat,valve — FSC 4820
5 verified cross-references
Primary manufacturer: Euramco Safety Inc

Applications

Flow control in piping systems
Pressure regulation
Steam and fluid isolation

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-173-8362, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Euramco Safety Inc. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts

Item Name	Seat,valve
FSC / FSG	4820 — No Item Name Available (FSG 48)
Manufacturers	Euramco Safety Inc (CAGE 52081); Circor Naval Solutions Llc Dba Warren Pumps (CAGE 63857)

Technical Specifications

Parameter	Value
NSN	4820-01-173-8362
Primary Part Number	BS8-2326-117
Item Name	Seat,valve
FSC / FSG	4820 / 48 — No Item Name Available
Manufacturer	Euramco Safety Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 12

5120-00-181-6784 INTERCHANGEABLE

Crowfoot Attachment,socket Wrenc

5340-00-532-91465329146 INTERCHANGEABLE

Clamp,loop

U S Army Tank Automotive Command Amsta-Im-Mm

5910-00-649-05656TMS2 INTERCHANGEABLE

Capacitor,fixed,paper Dielectric

Sprague Electric Co World Hqs

3455-01-045-9154 INTERCHANGEABLE

File,rotary

4320-01-171-7359WL-28 INTERCHANGEABLE

Connecting Rod,piston

Circor Naval Solutions Llc Dba Warren Pumps

4320-01-173-4191VR-22 INTERCHANGEABLE

Piston Follower,pump

Circor Naval Solutions Llc Dba Warren Pumps

4320-01-173-4192VU-8 INTERCHANGEABLE

Piston Follower,pump

Circor Naval Solutions Llc Dba Warren Pumps

4320-01-173-4646YG-30 INTERCHANGEABLE

Valve Assembly,pump

Circor Naval Solutions Llc Dba Warren Pumps

4320-01-173-4647UF-6 INTERCHANGEABLE

Lever Assembly,pump

Circor Naval Solutions Llc Dba Warren Pumps

4320-01-174-1431UA-18 INTERCHANGEABLE

Cylinder Sleeve

Circor Naval Solutions Llc Dba Warren Pumps

Cross-Reference Index

Part Number	Manufacturer
BS8-2326-117 PRIMARY	Euramco Safety Inc (USA)
BS7-2333, PC 117	Euramco Safety Inc (USA)
BS8-2326 PIECE 117	Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS8-2326	Circor Naval Solutions Llc Dba Warren Pumps (USA)
TC-12 PRIMARY	Circor Naval Solutions Llc Dba Warren Pumps (USA)

Related Parts

5120-00-181-6784INTERCHANGEABLE

CROWFOOT ATTACHMENT,SOCKET WRENC

5340-00-532-9146INTERCHANGEABLE

5329146

5910-00-649-0565INTERCHANGEABLE

CAPACITOR,FIXED,PAPER DIELECTRIC

6TMS2

3455-01-045-9154INTERCHANGEABLE

4320-01-171-7359INTERCHANGEABLE

CONNECTING ROD,PISTON

WL-28

4320-01-173-4191INTERCHANGEABLE

PISTON FOLLOWER,PUMP

VR-22

4320-01-173-4192INTERCHANGEABLE

PISTON FOLLOWER,PUMP

VU-8

4320-01-173-4646INTERCHANGEABLE

VALVE ASSEMBLY,PUMP

YG-30

4320-01-173-4647INTERCHANGEABLE

LEVER ASSEMBLY,PUMP

UF-6

4320-01-174-1431INTERCHANGEABLE

CYLINDER SLEEVE

UA-18

4320-01-174-1434INTERCHANGEABLE

CONNECTING ROD,PISTON

SA-47

4320-01-174-1435INTERCHANGEABLE

CONNECTING ROD,PISTON

SB-34

Frequently Asked Questions

What is NSN 4820-01-173-8362?

NSN 4820-01-173-8362 is a Seat,valve, manufactured by Euramco Safety Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-173-8362?

NSN 4820-01-173-8362 has 5 cross-referenced part numbers: BS8-2326-117 (Euramco Safety Inc), BS7-2333, PC 117 (Euramco Safety Inc), BS8-2326 PIECE 117 (Circor Naval Solutions Llc Dba Warren Pumps), BS8-2326 (Circor Naval Solutions Llc Dba Warren Pumps), TC-12 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4820-01-173-8362?

There are 12 known substitutes for 4820-01-173-8362: 5120-00-181-6784, 5340-00-532-9146, 5910-00-649-0565 and 9 more. Verify interchangeability with system specifications before substitution.

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

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