PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321598Retainer,disk,valve

Meggitt North Hollywood Inc · NSN 4820-01-329-2093 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-329-2093 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-329-2093. Primary manufacturer part number: 321598.
Features
  • Retainer,disk,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Meggitt North Hollywood Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-329-2093, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Meggitt North Hollywood Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,disk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMeggitt North Hollywood Inc (CAGE 79318)
Technical Specifications
ParameterValue
NSN4820-01-329-2093
Primary Part Number321598
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMeggitt North Hollywood Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-186-0962 INTERCHANGEABLE
Washer,key
5940-00-899-0260 INTERCHANGEABLE
Terminal,lug
Cross-Reference Index
Part NumberManufacturer
321568 Meggitt North Hollywood Inc (USA)
321598 PRIMARY Meggitt North Hollywood Inc (USA)
Related Parts
5310-00-186-0962INTERCHANGEABLE
WASHER,KEY
5940-00-899-0260INTERCHANGEABLE
TERMINAL,LUG

Frequently Asked Questions

What is NSN 4820-01-329-2093?

NSN 4820-01-329-2093 is a Retainer,disk,valve, manufactured by Meggitt North Hollywood Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-329-2093?

NSN 4820-01-329-2093 has 2 cross-referenced part numbers: 321568 (Meggitt North Hollywood Inc), 321598 (Meggitt North Hollywood Inc).

What NSN replaces 4820-01-329-2093?

There are 2 known substitutes for 4820-01-329-2093: 5310-00-186-0962, 5940-00-899-0260. Verify interchangeability with system specifications before substitution.

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