PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

36549Disk,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-293-9386 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-293-9386 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-293-9386. Primary manufacturer part number: 36549.
Features
  • Disk,valve — FSC 4820
  • Media for Which Designed: AIR OR NITROGEN, GASEOUS
  • Material Document and Classification: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 440C
  • 2 verified cross-references
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 440c construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-293-9386, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 3 verified specifications, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-293-9386
Primary Part Number36549
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Media for Which DesignedAIR OR NITROGEN, GASEOUS
Material Document and ClassificationQQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 440C
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-246-7010204185 INTERCHANGEABLE
Spring,helical,compression
Mack Trucks Inc Parts Opn
5970-00-578-476636549 INTERCHANGEABLE
Insulator,disk
Honeywell International Inc. Div Aerospace - Torrance
Cross-Reference Index
Part NumberManufacturer
55360-TAB ITEM 13 Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
36549 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5360-00-246-7010INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
204185
5970-00-578-4766INTERCHANGEABLE
INSULATOR,DISK
36549

Frequently Asked Questions

What is NSN 4820-01-293-9386?

NSN 4820-01-293-9386 is a Disk,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-293-9386?

NSN 4820-01-293-9386 has 2 cross-referenced part numbers: 55360-TAB ITEM 13 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson), 36549 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-293-9386?

There are 2 known substitutes for 4820-01-293-9386: 5360-00-246-7010, 5970-00-578-4766. Verify interchangeability with system specifications before substitution.

What are the specifications of 36549?

Key specifications for 36549: Media for Which Designed: AIR OR NITROGEN, GASEOUS; Material Document and Classification: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE; Material: STEEL COMP 440C. 3 total characteristics are documented in the Federal Logistics Information System.

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