PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RP649BCover,electrical Relay

Te Connectivity Corporation · NSN 5945-00-221-6492 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-221-6492 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-221-6492. Primary manufacturer part number: RP649B.
Features
  • Cover,electrical Relay — FSC 5945
  • Usage Design: PROTECTIVE COVER FOR ELECTRICAL RELAY
  • Material: PLASTIC
  • Mounting Configuration: PUSH-ON TYPE,FRICTION MOUNTED
  • 3 verified cross-references
  • Primary manufacturer: Te Connectivity Corporation
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Plastic construction
General Description

The Cover,electrical Relay, cataloged under National Stock Number 5945-00-221-6492, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Te Connectivity Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-221-6492
Primary Part NumberRP649B
Item NameCover,electrical Relay
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Usage DesignPROTECTIVE COVER FOR ELECTRICAL RELAY
MaterialPLASTIC
Mounting ConfigurationPUSH-ON TYPE,FRICTION MOUNTED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5945-00-189-8119 INTERCHANGEABLE
Cover,electrical Relay
5365-00-592-895114289 INTERCHANGEABLE
Plug,machine Thread
Honeywell International, Inc Div Aerospace-Tucson
5950-00-832-677214289 INTERCHANGEABLE
Transformer,power
Elbitamerica, Inc.
6140-00-963-4979 INTERCHANGEABLE
Battery,storage
5310-01-028-572914289 INTERCHANGEABLE
Nut,plain,hexagon
Triumph Controls, Llc Dba Triumph Controls, Llc
5962-01-046-4559XR2207CP INTERCHANGEABLE
Microcircuit,digital
Exar Integrated Systems
3040-01-265-3708 INTERCHANGEABLE
Disc,brake
5905-01-302-672314289 INTERCHANGEABLE
Resistor,thermal
Scott and Fetzer Co the Wayne Home Equipment Div
Cross-Reference Index
Part NumberManufacturer
RP649B Cp Clare Corp North American Sales Operations (USA)
14289 Sentinel Radio Corp (USA)
RP649B PRIMARY Te Connectivity Corporation (USA)
Related Parts
5945-00-189-8119INTERCHANGEABLE
COVER,ELECTRICAL RELAY
5365-00-592-8951INTERCHANGEABLE
PLUG,MACHINE THREAD
14289
5950-00-832-6772INTERCHANGEABLE
TRANSFORMER,POWER
14289
6140-00-963-4979INTERCHANGEABLE
BATTERY,STORAGE
5310-01-028-5729INTERCHANGEABLE
NUT,PLAIN,HEXAGON
14289
5962-01-046-4559INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
XR2207CP
3040-01-265-3708INTERCHANGEABLE
DISC,BRAKE
5905-01-302-6723INTERCHANGEABLE
RESISTOR,THERMAL
14289

Frequently Asked Questions

What is NSN 5945-00-221-6492?

NSN 5945-00-221-6492 is a Cover,electrical Relay, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-221-6492?

NSN 5945-00-221-6492 has 3 cross-referenced part numbers: RP649B (Cp Clare Corp North American Sales Operations), 14289 (Sentinel Radio Corp), RP649B (Te Connectivity Corporation).

What NSN replaces 5945-00-221-6492?

There are 8 known substitutes for 5945-00-221-6492: 5945-00-189-8119, 5365-00-592-8951, 5950-00-832-6772 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RP649B?

Key specifications for RP649B: Usage Design: PROTECTIVE COVER FOR ELECTRICAL RELAY; Material: PLASTIC; Mounting Configuration: PUSH-ON TYPE,FRICTION MOUNTED; Overall Length: 2.375 INCHES NOMINAL IN. 7 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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