PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4550-01Detector,heat

Meggitt Safety Systems Inc · NSN 6340-01-481-2343 · FSC 6340 · No Item Name Available
Verified by PartsTable
NSN 6340-01-481-2343 — this item is cataloged by the U.S. Government under National Stock Number 6340-01-481-2343. Primary manufacturer part number: 4550-01.
Features
  • Detector,heat — FSC 6340
  • 1 verified cross-reference
  • Primary manufacturer: Meggitt Safety Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Detector,heat, cataloged under National Stock Number 6340-01-481-2343, is classified within Federal Supply Class 6340 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Meggitt Safety Systems Inc. This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN6340-01-481-2343
Primary Part Number4550-01
Item NameDetector,heat
FSC / FSG6340 / 63 — No Item Name Available
ManufacturerMeggitt Safety Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5305-00-071-2071AEB02C500B00AW9A81 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
6625-00-109-065645-5001 INTERCHANGEABLE
Ammeter
Raytheon Company Dba Raytheon Co
5330-00-111-3794455001 INTERCHANGEABLE
Seal,oil
Federal-Mogul Corp Government Sales Dept
6515-00-488-51114550-01 INTERCHANGEABLE
Intravenous Injection Set
Abbott Laboratories Inc. Div Hospital Products Division
6515-01-372-3155 INTERCHANGEABLE
Administration Set,winged
Cross-Reference Index
Part NumberManufacturer
4550-01 PRIMARY Meggitt Safety Systems Inc (USA)
Related Parts
5305-00-071-2071INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AEB02C500B00AW9A81
6625-00-109-0656INTERCHANGEABLE
AMMETER
45-5001
5330-00-111-3794INTERCHANGEABLE
SEAL,OIL
455001
6515-00-488-5111INTERCHANGEABLE
INTRAVENOUS INJECTION SET
4550-01
6515-01-372-3155INTERCHANGEABLE
ADMINISTRATION SET,WINGED

Frequently Asked Questions

What is NSN 6340-01-481-2343?

NSN 6340-01-481-2343 is a Detector,heat, manufactured by Meggitt Safety Systems Inc, classified under FSC 6340 (No Item Name Available). Status: active.

What are the part numbers for NSN 6340-01-481-2343?

NSN 6340-01-481-2343 has 1 cross-referenced part number: 4550-01 (Meggitt Safety Systems Inc).

What NSN replaces 6340-01-481-2343?

There are 5 known substitutes for 6340-01-481-2343: 5305-00-071-2071, 6625-00-109-0656, 5330-00-111-3794 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4550-01?

Key specifications for 4550-01: Special Features: NEXT HIGHER ASSEMBLY IS PART NUMBER A2617025100860,DETECTION SYSTEM-APU FIRE AND OVERHEAT-FR95-FR100-Z310; End Item Identification: A310-222 AIRBUS. 2 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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