PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PR649BCover,electrical Relay

Cp Clare Corp North American Sales Operations · NSN 5945-00-189-8119 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-189-8119 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-189-8119. Primary manufacturer part number: PR649B.
Features
  • Cover,electrical Relay — FSC 5945
  • Material: PLASTIC
  • Mounting Configuration: SLIP ON FRICTION MTG
  • Usage Design: PROTECTIVE COVER FOR RELAY
  • 4 verified cross-references
  • Primary manufacturer: Cp Clare Corp North American Sales Operations
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 5945-00-189-8119, 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 Cp Clare Corp North American Sales Operations. Government technical data includes 3 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-189-8119
Primary Part NumberPR649B
Item NameCover,electrical Relay
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCp Clare Corp North American Sales Operations
StatusACTIVE
MaterialPLASTIC
Mounting ConfigurationSLIP ON FRICTION MTG
Usage DesignPROTECTIVE COVER FOR RELAY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-221-6492RP649B INTERCHANGEABLE
Cover,electrical Relay
Te Connectivity Corporation
5310-00-245-341770546 INTERCHANGEABLE
Washer,flat
Cummins Inc.
Cross-Reference Index
Part NumberManufacturer
PR649B Cp Clare Corp North American Sales Operations (USA)
RP649B Te Connectivity Corporation (USA)
RP649B Te Connectivity Corporation (USA)
70546 Koven L O and Brother Inc (USA)
Related Parts
5945-00-221-6492INTERCHANGEABLE
COVER,ELECTRICAL RELAY
RP649B
5310-00-245-3417INTERCHANGEABLE
WASHER,FLAT
70546

Frequently Asked Questions

What is NSN 5945-00-189-8119?

NSN 5945-00-189-8119 is a Cover,electrical Relay, manufactured by Cp Clare Corp North American Sales Operations, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-189-8119?

NSN 5945-00-189-8119 has 4 cross-referenced part numbers: PR649B (Cp Clare Corp North American Sales Operations), RP649B (Te Connectivity Corporation), RP649B (Te Connectivity Corporation), 70546 (Koven L O and Brother Inc).

What NSN replaces 5945-00-189-8119?

There are 2 known substitutes for 5945-00-189-8119: 5945-00-221-6492, 5310-00-245-3417. Verify interchangeability with system specifications before substitution.

What are the specifications of PR649B?

Key specifications for PR649B: Material: PLASTIC; Overall Width: 2.375 INCHES NOMINAL IN; Overall Length: 4.250 INCHES NOMINAL IN; Overall Height: 1.969 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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