PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3423-20
3423-20 ✓ 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

The BOOTS,DIVERS' is a the manufacturer industrial component. Key specifications include color: BLACK OR BLUE, DARK OVERALL, material: RUBBER CHLOROPRENE OVERALL, special_features: 0.250 IN. THK MATERIAL;HARD SOLES IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-360-7737, 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
3423-20
NSN: 5340-00-360-7737
FSC: 5340
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
colorBLACK OR BLUE, DARK OVERALL
materialRUBBER CHLOROPRENE OVERALL
special_features0.250 IN. THK MATERIAL;HARD SOLES IN
NSN5340-00-360-7737
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3423-20 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 16
320629Interchangeable
interchangeable cross-reference
interchangeable
817114Interchangeable
interchangeable cross-reference
interchangeable
9197674Interchangeable
interchangeable cross-reference
interchangeable
3427-20Interchangeable
Boots,divers'
interchangeable
ABK221-SZ8Interchangeable
Boots,divers'
interchangeable
NB726Interchangeable
Boots,divers'
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 3423-20?
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 3423-20?
3423-20 is a BOOTS,DIVERS'.
What parts can replace 3423-20?
There are 16 known substitutes for 3423-20: 320629, 817114, 9197674 and 13 more. Substitute compatibility should be verified for your specific system.
Is 3423-20 still available?
3423-20 is currently cancelled.
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 — 3423-20

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