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Technical Data Sheet
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210402 — Technical Data Sheet

✓ 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, end_style: VERTEX BELOW CENTER, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, outside_diameter: 0.267 INCHES MINIMUM AND 0.272 INCHES MAXIMUM 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 5325-01-035-3340, 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
210402
NSN: 5325-01-035-3340
FSC: 5325
CAGE: 30120 — IDEAL AEROSMITH INC (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX BELOW CENTER
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
outside_diameter0.267 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
material_diameter0.026 INCHES NOMINAL IN
surface_treatmentCADMIUM
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
NSN5325-01-035-3340
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 210402 · 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
•
MATERIAL DIAMETER: 0.026 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SURFACE TREATMENT: CADMIUM
•
END STYLE: VERTEX BELOW CENTER
•
USAGE DESIGN: INTERNAL
•
RING STYLE: STRAIGHT GAP
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.267 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DIAMETER0.026 INCHES NOMINAL IN
MATERIALSTEEL
SURFACE TREATMENTCADMIUM
END STYLEVERTEX BELOW CENTER
USAGE DESIGNINTERNAL
RING STYLESTRAIGHT GAP
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.267 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
INSIDE DIAMETER0.215 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
6702Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 210402?
210402 is a RING,RETAINING.
What parts can replace 210402?
There is 1 known substitute for 210402: 6702. Substitute compatibility should be verified for your specific system.
What is the NSN for 210402?
210402 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-035-3340. 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: September 2026