PartsTable
Technical Data Sheet
537666-1 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The HOLDER,TELEPHONE is a the manufacturer industrial component. Key specifications include material: PLASTIC, thread_class: 2B ALL MOUNTING FACILITIES, overall_width: 3.094 INCHES NOMINAL IN, overall_height: 2.750 INCHES NOMINAL IN, overall_length: 3.375 INCHES NOMINAL IN, special_features: TWO SETS OF FORM C CONTACTSACTIVATED BY BUTTON IN BASE OF HOLDER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5805-01-048-0611, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 537666-1
NSN: 5805-01-048-0611
FSC: 5805
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialPLASTIC
thread_class2B ALL MOUNTING FACILITIES
overall_width3.094 INCHES NOMINAL IN
overall_height2.750 INCHES NOMINAL IN
overall_length3.375 INCHES NOMINAL IN
special_featuresTWO SETS OF FORM C CONTACTSACTIVATED BY BUTTON IN BASE OF HOLDER
style_designatorRECTANGULAR PRISM
nominal_thread_size0.138 INCHES ALL MOUNTING FACILITIES IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) ALL MOUNTING FACILITIES
mounting_facility_type_and_quantity4 THREADED HOLE(S) ALL MOUNTING FACILITIES
accommodated_item_securing_device_typeBRACKET
NSN5805-01-048-0611
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,TELEPHONE TITLE COMPONENT PN 537666-1 MFR HOLDER,TELEPHONE
KEY FEATURES
THREAD CLASS: 2B ALL MOUNTING FACILITIES
ACCOMMODATED ITEM SECURING DEVICE TYPE: BRACKET
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S) ALL MOUNTING FACILITIES
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) ALL MOUNTING FACILITIES
NOMINAL THREAD SIZE: 0.138 INCHES ALL MOUNTING FACILITIES IN
STYLE DESIGNATOR: RECTANGULAR PRISM
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B ALL MOUNTING FACILITIES
ACCOMMODATED ITEM SECURING DEVICE TYPEBRACKET
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S) ALL MOUNTING FACILITIES
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) ALL MOUNTING FACILITIES
OVERALL WIDTH3.094 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.138 INCHES ALL MOUNTING FACILITIES IN
STYLE DESIGNATORRECTANGULAR PRISM
SPECIAL FEATURESTWO SETS OF FORM C CONTACTSACTIVATED BY BUTTON IN BASE OF HOLDER
OVERALL HEIGHT2.750 INCHES NOMINAL IN
OVERALL LENGTH3.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
424221Interchangeable
interchangeable cross-reference
interchangeable
1905-00Interchangeable
interchangeable cross-reference
interchangeable
1905TYPE19Interchangeable
interchangeable cross-reference
interchangeable
382706-2Interchangeable
interchangeable cross-reference
interchangeable
218079Interchangeable
interchangeable cross-reference
interchangeable
749797-34Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 537666-1?
537666-1 is a HOLDER,TELEPHONE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 537666-1?
There are 8 known substitutes for 537666-1: 424221, 1905-00, 1905TYPE19 and 5 more. Substitute compatibility should be verified for your specific system.
Is 537666-1 still available?
537666-1 is currently cancelled.
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