PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4345-0000
4345-0000 ✓ 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 SEAL,SPLINE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-533-4671, 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
4345-0000
NSN: 5330-00-533-4671
FSC: 5330
CAGE: Z0CU1 — PUMPTEC PTY LTD (AUS)
SPECIFICATIONS
Part Number4345-0000
NSN5330-00-533-4671
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4345-0000 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 8
4345Interchangeable
interchangeable cross-reference
interchangeable
21100Interchangeable
interchangeable cross-reference
interchangeable
139Interchangeable
interchangeable cross-reference
interchangeable
528001Interchangeable
interchangeable cross-reference
interchangeable
654E4691-809Interchangeable
interchangeable cross-reference
interchangeable
654E4961-809Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4345-0000?
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 4345-0000?
4345-0000 is a SEAL,SPLINE.
What parts can replace 4345-0000?
There are 8 known substitutes for 4345-0000: 4345, 21100, 139 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4345-0000?
4345-0000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-533-4671. 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 — 4345-0000

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