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PartsTable / COMPONENT / 171 194 R3
171 194 R3 ✓ 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 CLAMP,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 2.000 INCHES NOMINAL IN, height: 2.625 INCHES NOMINAL IN, length: 3.000 INCHES NOMINAL IN, material: STEEL, hole_diameter: 0.750 INCHES NOMINAL IN, furnished_items: LOCKNUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-862-9770, 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
171 194 R3
NSN: 5340-00-862-9770
FSC: 5340
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
width2.000 INCHES NOMINAL IN
height2.625 INCHES NOMINAL IN
length3.000 INCHES NOMINAL IN
materialSTEEL
hole_diameter0.750 INCHES NOMINAL IN
furnished_itemsLOCKNUT
NSN5340-00-862-9770
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 171 194 R3 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
KEY FEATURES
•
LENGTH: 3.000 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
WIDTH: 2.000 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.750 INCHES NOMINAL IN
•
HEIGHT: 2.625 INCHES NOMINAL IN
•
FURNISHED ITEMS: LOCKNUT
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH3.000 INCHES NOMINAL IN
MATERIALSTEEL
WIDTH2.000 INCHES NOMINAL IN
HOLE DIAMETER0.750 INCHES NOMINAL IN
HEIGHT2.625 INCHES NOMINAL IN
FURNISHED ITEMSLOCKNUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
410519SSRInterchangeable
interchangeable cross-reference
interchangeable
M2621AInterchangeable
interchangeable cross-reference
interchangeable
301-SN-935Interchangeable
interchangeable cross-reference
interchangeable
72837Interchangeable
interchangeable cross-reference
interchangeable
D72837Interchangeable
interchangeable cross-reference
interchangeable
187984H1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 171 194 R3?
171 194 R3 is a CLAMP,SYNCHRO.
What parts can replace 171 194 R3?
There are 6 known substitutes for 171 194 R3: 410519SSR, M2621A, 301-SN-935 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 171 194 R3?
171 194 R3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-862-9770. 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