PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1551BAlarm,smoke,automatic

Pittway Corp System Sensor Div · NSN 6350-01-465-2258 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-01-465-2258 — this item is cataloged by the U.S. Government under National Stock Number 6350-01-465-2258. Primary manufacturer part number: 1551B.
Features
  • Alarm,smoke,automatic — FSC 6350
  • Voltage in Volts and Current Type: 32.0 DC
  • Overall Diameter: 4.000 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Pittway Corp System Sensor Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Alarm,smoke,automatic, cataloged under National Stock Number 6350-01-465-2258, is classified within Federal Supply Class 6350 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Pittway Corp System Sensor Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6350-01-465-2258
Primary Part Number1551B
Item NameAlarm,smoke,automatic
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerPittway Corp System Sensor Div
StatusACTIVE
Voltage in Volts and Current Type32.0 DC
Overall Diameter4.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-720-86681551B INTERCHANGEABLE
Nut,plain,hexagon
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
6625-00-893-0230 INTERCHANGEABLE
Sound Measuring Set
4820-01-241-2987R38-100R INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Norgren C a Co
6350-01-465-2193 INTERCHANGEABLE
Adapter,base Mounting
Cross-Reference Index
Part NumberManufacturer
278/720 Ginge-Kerr (GBR)
1551B PRIMARY Pittway Corp System Sensor Div (USA)
221-0577-00 Ginge-Kerr (GBR)
007050029 Ministry of Defence (navy) Ships Support Agency (GBR)
Related Parts
5310-00-720-8668INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1551B
6625-00-893-0230INTERCHANGEABLE
SOUND MEASURING SET
4820-01-241-2987INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
R38-100R
6350-01-465-2193INTERCHANGEABLE
ADAPTER,BASE MOUNTING

Frequently Asked Questions

What is NSN 6350-01-465-2258?

NSN 6350-01-465-2258 is a Alarm,smoke,automatic, manufactured by Pittway Corp System Sensor Div, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-01-465-2258?

NSN 6350-01-465-2258 has 4 cross-referenced part numbers: 278/720 (Ginge-Kerr), 1551B (Pittway Corp System Sensor Div), 221-0577-00 (Ginge-Kerr), 007050029 (Ministry of Defence (navy) Ships Support Agency).

What NSN replaces 6350-01-465-2258?

There are 4 known substitutes for 6350-01-465-2258: 5310-00-720-8668, 6625-00-893-0230, 4820-01-241-2987 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1551B?

Key specifications for 1551B: Voltage in Volts and Current Type: 32.0 DC; Overall Diameter: 4.000 INCHES NOMINAL IN; Special Features: UNIPOLAR SENSOR, DUAL CHAMBER; Overall Height: 2.300 INCHES NOMINAL IN. 4 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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