PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

76189AIndicator,valve Opening

Griswold Industries Dba Cla-Val Co · NSN 4820-01-229-6502 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-229-6502 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-229-6502. Primary manufacturer part number: 76189A.
Features
  • Indicator,valve Opening — 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 Indicator,valve Opening, cataloged under National Stock Number 4820-01-229-6502, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameIndicator,valve Opening
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersGriswold Industries Dba Cla-Val Co (CAGE 86184)
Technical Specifications
ParameterValue
NSN4820-01-229-6502
Primary Part Number76189A
Item NameIndicator,valve Opening
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-231-0283668573 INTERCHANGEABLE
Gasket
Wiggins Lift Co Inc
5998-01-050-9425 INTERCHANGEABLE
Circuit Card Assembly
4820-01-143-145376183D INTERCHANGEABLE
Indicator,valve
Griswold Industries Dba Cla-Val Co
9340-01-233-2125 INTERCHANGEABLE
Tubing,glass
4820-01-437-995176182F INTERCHANGEABLE
Positioner,valve
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
X101M-2 8IN Griswold Industries Dba Cla-Val Co (USA)
76180 Griswold Industries Dba Cla-Val Co (USA)
76189A PRIMARY Griswold Industries Dba Cla-Val Co (USA)
Related Parts
5330-00-231-0283INTERCHANGEABLE
GASKET
668573
5998-01-050-9425INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4820-01-143-1453INTERCHANGEABLE
INDICATOR,VALVE
76183D
9340-01-233-2125INTERCHANGEABLE
TUBING,GLASS
4820-01-437-9951INTERCHANGEABLE
POSITIONER,VALVE
76182F

Frequently Asked Questions

What is NSN 4820-01-229-6502?

NSN 4820-01-229-6502 is a Indicator,valve Opening, 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 4820-01-229-6502?

NSN 4820-01-229-6502 has 3 cross-referenced part numbers: X101M-2 8IN (Griswold Industries Dba Cla-Val Co), 76180 (Griswold Industries Dba Cla-Val Co), 76189A (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-229-6502?

There are 5 known substitutes for 4820-01-229-6502: 5330-00-231-0283, 5998-01-050-9425, 4820-01-143-1453 and 2 more. Verify interchangeability with system specifications before substitution.

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