FAA L-868 Class 1A Spacer Ring

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Compliance and Applications

Certified to FAA AC AC150/5345-42 (Current Revision) L868 Class 1A; Size: A=8″, B=12″, C=15″

L-868 Class 1A Spacer Ring.

Specifications

• Spacer rings made to Class 1A:
– 1/16″ to 1/4″ are zinc plated with O.D. wash
– 5/16″ to 2″ are galvanized to ASTM-A123/A123M-02
• (6) 7/16″ Ø equally spaced, thru holes
• Available from 1/16″ minimum to 2-3/16″ maximum thickness, specify thickness (1/16″ increments) at time of order
• Size B (1/16″ through 1/4″ thick) come with double bolt patterns
• Spacers above 1/4″ thickness are shipped with:
– (6) 3/8″-16 x (ring thickness + 1-1/8″ min.) stainless hex head cap screws
– (6) 3/8″, 2 piece locking washers

Ordering Codes

Part # OD ID BC1 BC2
BA-0821-XX*
8″ L-868A
8″ (203.2) 6.5″ (165.1) 7.25″ (184.2)
BA-5421-XX*
12″ L-868B
12″ (305) 10″ (254) 11.25″ (285.8) 10.25″ (260.4)
BA-5521-XX*
15″ L-868C
15″ (381) 13″ (330.2) 14.25″ (362) 13.25″ (336.5)
BA-5721-XX*
15″ L-868C
17.375″ (441.3) 13″ (330.2) 14.25″ (362)
(length in mm)
* Specify ring thickness in 1/16″ increments, 1/16″ min. to 2-3/16″ max. (e.g., 12/16″ = “-12”)

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