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A-6859 — BRAKE BAND AND LINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A-6859: BRAKE BAND AND LINING.

The BRAKE BAND AND LINING is a the manufacturer industrial component. Key specifications include height: 2.125 INCHES NOMINAL IN, inside_diameter: 4.500 INCHES NOMINAL IN, outside_diameter: 5.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-104-2326, 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
A-6859
NSN: 5330-00-104-2326
NIINs: 001042326, 012627483
FSC: 5330 — Packing and Gasket Materials
CAGE: 95953 — HYCO INC (USA)
SPECIFICATIONS
height2.125 INCHES NOMINAL IN
inside_diameter4.500 INCHES NOMINAL IN
outside_diameter5.250 INCHES NOMINAL IN
NSN5330-00-104-2326
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-6859 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
•
OUTSIDE DIAMETER: 5.250 INCHES NOMINAL IN
•
INSIDE DIAMETER: 4.500 INCHES NOMINAL IN
•
HEIGHT: 2.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER5.250 INCHES NOMINAL IN
INSIDE DIAMETER4.500 INCHES NOMINAL IN
HEIGHT2.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
P3009-52-2-1-8LGSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-6859?
A-6859 is a BRAKE BAND AND LINING.
What parts can replace A-6859?
There is 1 known substitute for A-6859: P3009-52-2-1-8LG. Substitute compatibility should be verified for your specific system.
What is the NSN for A-6859?
A-6859 is cataloged in the U.S. Government catalog under NSN 5330-00-104-2326. This indicates validated use in U.S. government and defense supply chains.
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