PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20644Retainer,disk,valve

Real-Time Laboratories, Llc · NSN 4810-01-229-5522 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-229-5522 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-229-5522. Primary manufacturer part number: 20644.
Features
  • Retainer,disk,valve — FSC 4810
  • 1 verified cross-reference
  • Primary manufacturer: Real-Time Laboratories, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4810-01-229-5522, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Real-Time Laboratories, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,disk,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersReal-Time Laboratories, Llc (CAGE 62319)
Technical Specifications
ParameterValue
NSN4810-01-229-5522
Primary Part Number20644
Item NameRetainer,disk,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerReal-Time Laboratories, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-214-325020644 INTERCHANGEABLE
Gasket
Eaton Aerospace, Llc Dba Jackson South
6130-00-238-9106 INTERCHANGEABLE
Rectifier,metallic
5133-00-266-9228 INTERCHANGEABLE
Drill,twist
5930-00-653-39186AS13 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeyweel Sensing & Controls
4730-01-293-2864 INTERCHANGEABLE
Restrictor,fluid Flow
5975-01-368-1117759-192-44 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Glenair, Inc.
Cross-Reference Index
Part NumberManufacturer
20644 PRIMARY Real-Time Laboratories, Llc (USA)
Related Parts
5330-00-214-3250INTERCHANGEABLE
GASKET
20644
6130-00-238-9106INTERCHANGEABLE
RECTIFIER,METALLIC
5133-00-266-9228INTERCHANGEABLE
DRILL,TWIST
5930-00-653-3918INTERCHANGEABLE
SWITCH,SENSITIVE
6AS13
4730-01-293-2864INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
5975-01-368-1117INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
759-192-44

Frequently Asked Questions

What is NSN 4810-01-229-5522?

NSN 4810-01-229-5522 is a Retainer,disk,valve, manufactured by Real-Time Laboratories, Llc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-229-5522?

NSN 4810-01-229-5522 has 1 cross-referenced part number: 20644 (Real-Time Laboratories, Llc).

What NSN replaces 4810-01-229-5522?

There are 6 known substitutes for 4810-01-229-5522: 5330-00-214-3250, 6130-00-238-9106, 5133-00-266-9228 and 3 more. Verify interchangeability with system specifications before substitution.

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