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679540 ✓ 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 REEL,HOSE,LIFT TRUCK is a the manufacturer industrial component. Key specifications include color: YELLOW MARKER OVERALL, depth: 6.750 INCHES NOMINAL IN, width: 4.500 INCHES NOMINAL IN, height: 5.125 INCHES NOMINAL IN, knob_purpose: COURSE SET AND GYROSCOPE CAGING, scale_marking: LETTERS AND NUMERALS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-093-1945, 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
679540
NSN: 5340-00-093-1945
FSC: 5340
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
colorYELLOW MARKER OVERALL
depth6.750 INCHES NOMINAL IN
width4.500 INCHES NOMINAL IN
height5.125 INCHES NOMINAL IN
knob_purposeCOURSE SET AND GYROSCOPE CAGING
knob_quantity1
scale_markingLETTERS AND NUMERALS
accuracy_rating1.0 DEGREE QUADRANTS ALL INDICATORS DEGREE FAHRENHEIT
mechanical_connection_size1/4 IN. TAP IN
mechanical_connection_typePIPE
scale_marking_transparencyFLUORESCENT
mechanical_connection_quantity4
NSN5340-00-093-1945
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 679540 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 3
C646050Interchangeable
interchangeable cross-reference
interchangeable
DH24-RInterchangeable
interchangeable cross-reference
interchangeable
4839647-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 679540?
679540 is a REEL,HOSE,LIFT TRUCK.
What parts can replace 679540?
There are 3 known substitutes for 679540: C646050, DH24-R, 4839647-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 679540?
679540 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-093-1945. 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