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Technical Data Sheet
PartsTable / COMPONENT / 5555-25-110MD
5555-25-110MD ✓ 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 RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, usage_design: EXTERNAL, inside_diameter: 0.218 INCHES NOMINAL IN, major_thickness: 0.035 INCHES NOMINAL IN, surface_treatment: CADMIUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-973-0088, 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
5555-25-110MD
NSN: 5325-00-973-0088
FSC: 5325
CAGE: 90970 — BEARING ENGINEERING CO (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter0.218 INCHES NOMINAL IN
major_thickness0.035 INCHES NOMINAL IN
surface_treatmentCADMIUM
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED CORNERS
NSN5325-00-973-0088
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5555-25-110MD · 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
•
INSIDE DIAMETER: 0.218 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM
•
MATERIAL: STEEL
•
RING STYLE: EXTERNAL
•
CROSS-SECTIONAL SHAPE STYLE: ROUNDED CORNERS
•
MAJOR THICKNESS: 0.035 INCHES NOMINAL IN
•
USAGE DESIGN: EXTERNAL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER0.218 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM
MATERIALSTEEL
RING STYLEEXTERNAL
CROSS-SECTIONAL SHAPE STYLEROUNDED CORNERS
MAJOR THICKNESS0.035 INCHES NOMINAL IN
USAGE DESIGNEXTERNAL
CASEHARDENING INDICATORNOT CASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
51-7-6Interchangeable
interchangeable cross-reference
interchangeable
33S44375-1350Interchangeable
interchangeable cross-reference
interchangeable
16124Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
673250Interchangeable
interchangeable cross-reference
interchangeable
5555-25SM0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5555-25-110MD?
5555-25-110MD is a RING,RETAINING.
What parts can replace 5555-25-110MD?
There are 16 known substitutes for 5555-25-110MD: 51-7-6, 33S44375-1350, 16124 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5555-25-110MD?
5555-25-110MD is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-973-0088. 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