PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

900-0121Alarm-Monitor Group

Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose · NSN 6665-01-654-8504 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-01-654-8504 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-654-8504. Primary manufacturer part number: 900-0121.
Features
  • Alarm-Monitor Group — FSC 6665
  • 1 verified cross-reference
  • Primary manufacturer: Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Alarm-Monitor Group, cataloged under National Stock Number 6665-01-654-8504, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose. This item has 1 commercial cross-reference 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
NSN6665-01-654-8504
Primary Part Number900-0121
Item NameAlarm-Monitor Group
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerKidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-00-365-8353 INTERCHANGEABLE
Microcircuit,digital
5331-01-382-89529000-121 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
900-0121 PRIMARY Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose (USA)
Related Parts
5962-00-365-8353INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5331-01-382-8952INTERCHANGEABLE
O-RING
9000-121

Frequently Asked Questions

What is NSN 6665-01-654-8504?

NSN 6665-01-654-8504 is a Alarm-Monitor Group, manufactured by Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-01-654-8504?

NSN 6665-01-654-8504 has 1 cross-referenced part number: 900-0121 (Kidde Fire Fighting Inc Div Angus Flexline Imperial Fire Hose).

What NSN replaces 6665-01-654-8504?

There are 2 known substitutes for 6665-01-654-8504: 5962-00-365-8353, 5331-01-382-8952. Verify interchangeability with system specifications before substitution.

What are the specifications of 900-0121?

Key specifications for 900-0121: Part Name Assigned by Controlling Agency: ALARM,CO; End Item Identification: RADIO MODULES. 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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