PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29940-55JValve,regulating,fluid Pressure

Griswold Industries Dba Cla-Val Co · NSN 4820-01-548-4870 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-548-4870 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-548-4870. Primary manufacturer part number: 29940-55J.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Griswold Industries Dba Cla-Val Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-548-4870, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersGriswold Industries Dba Cla-Val Co (CAGE 86184)
Technical Specifications
ParameterValue
NSN4820-01-548-4870
Primary Part Number29940-55J
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-01-126-4821P27-171-01 INTERCHANGEABLE
Reactor
Us Army Aviation and Missile Command
5306-01-209-70982CB528 INTERCHANGEABLE
Bolt,machine
Oshkosh Defense Llc
5305-01-548-476629940 INTERCHANGEABLE
Screw,cap,hexagon Head
Eagle Components, Inc
5305-01-580-628727573 INTERCHANGEABLE
Screw,cap,hexagon Head
Bae Systems Information & Electronic Systems Integration Inc.
Cross-Reference Index
Part NumberManufacturer
201704 Griswold Industries Dba Cla-Val Co (USA)
29940-55J PRIMARY Griswold Industries Dba Cla-Val Co (USA)
29940 Griswold Industries Dba Cla-Val Co (USA)
Related Parts
5950-01-126-4821INTERCHANGEABLE
REACTOR
P27-171-01
5306-01-209-7098INTERCHANGEABLE
BOLT,MACHINE
2CB528
5305-01-548-4766INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
29940
5305-01-580-6287INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
27573

Frequently Asked Questions

What is NSN 4820-01-548-4870?

NSN 4820-01-548-4870 is a Valve,regulating,fluid Pressure, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-548-4870?

NSN 4820-01-548-4870 has 3 cross-referenced part numbers: 201704 (Griswold Industries Dba Cla-Val Co), 29940-55J (Griswold Industries Dba Cla-Val Co), 29940 (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-548-4870?

There are 4 known substitutes for 4820-01-548-4870: 5950-01-126-4821, 5306-01-209-7098, 5305-01-548-4766 and 1 more. Verify interchangeability with system specifications before substitution.

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