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BP4237 ✓ Verified by PartsTable
— · COMPONENT
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 RETAINER,ELECTRON TUBE is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_height: 3.125 INCHES NOMINAL IN, overall_length: 2.875 INCHES NOMINAL IN, overall_diameter: 2.063 INCHES NOMINAL IN, style_designator: PLAIN CAP WITH SPRING LOCKED HOLD DOWN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-976-4871, 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
BP4237
NSN: 5960-00-976-4871
FSC: 5960
CAGE: 27361 — BURKE PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL
thread_class2A SINGLE MOUNTING FACILITY A
overall_height3.125 INCHES NOMINAL IN
overall_length2.875 INCHES NOMINAL IN
overall_diameter2.063 INCHES NOMINAL IN
style_designatorPLAIN CAP WITH SPRING LOCKED HOLD DOWN
surface_treatmentPASSIVATE
nominal_thread_size0.164 INCHES SINGLE MOUNTING FACILITY IN
bolt_circle_diameter2.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
mounting_stud_length3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
thread_quantity_per_inch32 SINGLE MOUNTING FACILITY
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
NSN5960-00-976-4871
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,ELECTRON TUBE TITLE COMPONENT PN BP4237 MFR RETAINER,ELECTRON TUBE
KEY FEATURES
•
THREAD CLASS: 2A SINGLE MOUNTING FACILITY A
•
BOLT CIRCLE DIAMETER: 2.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED STUD(S) SINGLE MOUNTING FACILITY
•
THREAD QUANTITY PER INCH: 32 SINGLE MOUNTING FACILITY
•
OVERALL DIAMETER: 2.063 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN CAP WITH SPRING LOCKED HOLD DOWN
•
ACCOMMODATED ITEM SECURING DEVICE TYPE: COMPRESSION RING
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A SINGLE MOUNTING FACILITY A
BOLT CIRCLE DIAMETER2.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED STUD(S) SINGLE MOUNTING FACILITY
THREAD QUANTITY PER INCH32 SINGLE MOUNTING FACILITY
OVERALL DIAMETER2.063 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN CAP WITH SPRING LOCKED HOLD DOWN
ACCOMMODATED ITEM SECURING DEVICE TYPECOMPRESSION RING
MATERIALSTEEL
MOUNTING STUD LENGTH3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
415005REVAInterchangeable
interchangeable cross-reference
interchangeable
K7887356P1Interchangeable
interchangeable cross-reference
interchangeable
A301-2Interchangeable
interchangeable cross-reference
interchangeable
A301Interchangeable
interchangeable cross-reference
interchangeable
0026-0138Interchangeable
interchangeable cross-reference
interchangeable
AA1807Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BP4237?
BP4237 is a RETAINER,ELECTRON TUBE.
What parts can replace BP4237?
There are 6 known substitutes for BP4237: 415005REVA, K7887356P1, A301-2 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BP4237?
BP4237 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-976-4871. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026