PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42931GGuide,valve Stem

Griswold Industries Dba Cla-Val Co · NSN 4820-01-278-5689 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-278-5689 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-5689. Primary manufacturer part number: 42931G.
Features
  • Guide,valve Stem — FSC 4820
  • Material: NICKEL ALLOY
  • 2 verified cross-references
  • Primary manufacturer: Griswold Industries Dba Cla-Val Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Guide,valve Stem, cataloged under National Stock Number 4820-01-278-5689, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-278-5689
Primary Part Number42931G
Item NameGuide,valve Stem
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
MaterialNICKEL ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9540-01-071-3518 INTERCHANGEABLE
Beam,structural
5950-01-156-7439668-0516-010 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5120-01-398-9136 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
42931 Griswold Industries Dba Cla-Val Co (USA)
42931G PRIMARY Griswold Industries Dba Cla-Val Co (USA)
Related Parts
9540-01-071-3518INTERCHANGEABLE
BEAM,STRUCTURAL
5950-01-156-7439INTERCHANGEABLE
COIL,RADIO FREQUENCY
668-0516-010
5120-01-398-9136INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 4820-01-278-5689?

NSN 4820-01-278-5689 is a Guide,valve Stem, 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 4820-01-278-5689?

NSN 4820-01-278-5689 has 2 cross-referenced part numbers: 42931 (Griswold Industries Dba Cla-Val Co), 42931G (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-278-5689?

There are 3 known substitutes for 4820-01-278-5689: 9540-01-071-3518, 5950-01-156-7439, 5120-01-398-9136. Verify interchangeability with system specifications before substitution.

What are the specifications of 42931G?

Key specifications for 42931G: Material: NICKEL ALLOY. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com