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PartsTable / COMPONENT / PC406
PC406 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The PUMP,COOLING SYSTEM,ENGINE is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: STEEL, thread_class: 3A STUD THREAD A, thread_length: 0.562 INCHES MINIMUM NUT THREAD IN, overall_length: 1.625 INCHES NOMINAL IN, nominal_thread_size: 0.375 INCHES NUT THREAD IN, thread_pitch_diameters: +0.3360 TO 0.3380 INCHES NUT THREAD 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 5307-00-846-9892, 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
PC406
NSN: 5307-00-846-9892
FSC: 5307
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
materialSTEEL
thread_class3A STUD THREAD A
thread_length0.562 INCHES MINIMUM NUT THREAD IN
overall_length1.625 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES NUT THREAD IN
thread_pitch_diameters+0.3360 TO 0.3380 INCHES NUT THREAD IN
thread_quantity_per_inch16 NUT THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD
NSN5307-00-846-9892
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PC406 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NOMINAL THREAD SIZE: 0.375 INCHES NUT THREAD IN
•
MATERIAL: STEEL
•
THREAD PITCH DIAMETERS: +0.3360 TO 0.3380 INCHES NUT THREAD IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) NUT THREAD
•
THREAD QUANTITY PER INCH: 16 NUT THREAD
•
THREAD LENGTH: 0.562 INCHES MINIMUM NUT THREAD IN
•
THREAD CLASS: 3A STUD THREAD A
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.375 INCHES NUT THREAD IN
MATERIALSTEEL
THREAD PITCH DIAMETERS+0.3360 TO 0.3380 INCHES NUT THREAD IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) NUT THREAD
THREAD QUANTITY PER INCH16 NUT THREAD
THREAD LENGTH0.562 INCHES MINIMUM NUT THREAD IN
THREAD CLASS3A STUD THREAD A
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
THREAD LENGTH0.625 INCHES MINIMUM STUD THREAD IN
OVERALL LENGTH1.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
50534Interchangeable
interchangeable cross-reference
interchangeable
FP-1456Interchangeable
interchangeable cross-reference
interchangeable
C9AZ-8501-AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PC406?
PC406 is a PUMP,COOLING SYSTEM,ENGINE.
What parts can replace PC406?
There are 3 known substitutes for PC406: 50534, FP-1456, C9AZ-8501-A. Substitute compatibility should be verified for your specific system.
What is the NSN for PC406?
PC406 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-846-9892. 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