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4914373-8 ✓ 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
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PRODUCT OVERVIEW

The LOCK,VALVE SPRING RETAINER is a the manufacturer industrial component. Key specifications include material: STEEL, overall_height: 0.378 INCHES NOMINAL IN, style_designator: STRAIGHT BORE W/ONE RIDGE, thread_provision: UNTHREADED, first_ridge_width: 0.095 INCHES NOMINAL IN, largest_outside_width: 0.520 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 2805-00-938-5792, 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
4914373-8
NSN: 2805-00-938-5792
FSC: 2805
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
materialSTEEL
overall_height0.378 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE W/ONE RIDGE
thread_provisionUNTHREADED
first_ridge_width0.095 INCHES NOMINAL IN
largest_outside_width0.520 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
largest_inside_diameter0.375 INCHES NOMINAL IN
minimum_inside_diameter0.370 INCHES IN
largest_outside_diameter0.522 INCHES NOMINAL IN
outside_included_angle_in_deg12.0
distance_from_bottom_to_first_ridge_center0.188 INCHES NOMINAL IN
NSN2805-00-938-5792
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LOCK,VALVE SPRING RETAINER TITLE COMPONENT PN 4914373-8 MFR LOCK,VALVE SPRING RETA
KEY FEATURES
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
STYLE DESIGNATOR: STRAIGHT BORE W/ONE RIDGE
•
MINIMUM INSIDE DIAMETER: 0.370 INCHES IN
•
LARGEST OUTSIDE WIDTH: 0.520 INCHES NOMINAL IN
•
DISTANCE FROM BOTTOM TO FIRST RIDGE CENTER: 0.188 INCHES NOMINAL IN
•
OUTSIDE INCLUDED ANGLE IN DEG: 12.0
•
LARGEST INSIDE DIAMETER: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASEHARDENING INDICATORNOT CASEHARDENED
OVERALL HEIGHT0.378 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE W/ONE RIDGE
MINIMUM INSIDE DIAMETER0.370 INCHES IN
LARGEST OUTSIDE WIDTH0.520 INCHES NOMINAL IN
DISTANCE FROM BOTTOM TO FIRST RIDGE CENTER0.188 INCHES NOMINAL IN
OUTSIDE INCLUDED ANGLE IN DEG12.0
LARGEST INSIDE DIAMETER0.375 INCHES NOMINAL IN
THREAD PROVISIONUNTHREADED
LARGEST OUTSIDE DIAMETER0.522 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
100971Interchangeable
interchangeable cross-reference
interchangeable
5BCR100971Interchangeable
interchangeable cross-reference
interchangeable
31453Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4914373-8?
4914373-8 is a LOCK,VALVE SPRING RETAINER.
What parts can replace 4914373-8?
There are 3 known substitutes for 4914373-8: 100971, 5BCR100971, 31453. Substitute compatibility should be verified for your specific system.
What is the NSN for 4914373-8?
4914373-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-938-5792. 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