PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 225217
225217 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: STEEL COMP 631 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, inside_diameter: 0.326 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN, style_designator: CYLINDRICAL, surface_treatment: PASSIVATE OVERALL, spring_free_length: 0.375 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 5340-01-376-0592, 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
225217
NSN: 5340-01-376-0592
FSC: 5340
CAGE: 3HN73 — HECKLER & KOCH DEFENSE INC DBA HKD DIV HECKLER AND KOCH DEFENSE INC (USA)
SPECIFICATIONS
materialSTEEL COMP 631 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
inside_diameter0.326 INCHES MINIMUM AND 0.334 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
surface_treatmentPASSIVATE OVERALL
spring_free_length0.375 INCHES NOMINAL IN
spring_solid_length0.274 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.500 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN
material_document_and_classificationAMS 5644 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-376-0592
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 225217 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
2252-17Interchangeable
interchangeable cross-reference
interchangeable
1725-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 225217?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 225217?
225217 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 225217?
There are 2 known substitutes for 225217: 2252-17, 1725-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 225217?
225217 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-376-0592. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 225217

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026