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309A252 ✓ 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

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 0.250 INCHES NOMINAL IN, inside_length: 1.125 INCHES NOMINAL IN, overall_width: 0.750 INCHES NOMINAL IN, terminal_type: SOLDER LUG, thread_length: 0.203 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-284-6321, 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
309A252
NSN: 5977-00-284-6321
FSC: 5977
CAGE: 94990 — MOTOROLA INC. DBA INTEGRATED INFORMATION SYSTEMS GROUP (USA)
SPECIFICATIONS
materialCOPPER ALLOY BOX
inside_width0.250 INCHES NOMINAL IN
inside_length1.125 INCHES NOMINAL IN
overall_width0.750 INCHES NOMINAL IN
terminal_typeSOLDER LUG
thread_length0.203 INCHES NOMINAL IN
overall_length1.125 INCHES NOMINAL IN
inside_thickness0.438 INCHES NOMINAL IN
mounting_facilitySETSCREW
overall_thickness1.562 INCHES NOMINAL IN
terminal_quantity1
top_thread_locationEXTERNAL
NSN5977-00-284-6321
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 309A252 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.625-27 UNS
•
TOP THREAD LOCATION: EXTERNAL
•
INSIDE LENGTH: 1.125 INCHES NOMINAL IN
•
BRUSH PRESSURE SPRING TYPE ACCOMMODATED: HELICAL TORSION
•
INSIDE THICKNESS: 0.438 INCHES NOMINAL IN
•
MOUNTING FACILITY QUANTITY: 1
•
MOUNTING FACILITY: SETSCREW
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.625-27 UNS
TOP THREAD LOCATIONEXTERNAL
INSIDE LENGTH1.125 INCHES NOMINAL IN
BRUSH PRESSURE SPRING TYPE ACCOMMODATEDHELICAL TORSION
INSIDE THICKNESS0.438 INCHES NOMINAL IN
OVERALL LENGTH1.125 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY1
MOUNTING FACILITYSETSCREW
BRUSH SPRING ADJUSTABILITYNONADJUSTABLE
THREAD LENGTH0.203 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
856231Interchangeable
interchangeable cross-reference
interchangeable
22110Interchangeable
interchangeable cross-reference
interchangeable
3370AInterchangeable
interchangeable cross-reference
interchangeable
A7013Interchangeable
interchangeable cross-reference
interchangeable
P4936Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 309A252?
309A252 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace 309A252?
There are 5 known substitutes for 309A252: 856231, 22110, 3370A and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 309A252?
309A252 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-284-6321. 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