Continental Aero - NU Series - Nylon Insert Lock Nuts

Heavy Hex, Full Height

Locking Insert: Purple Nylon (250°F Max. Performance), White and Staked Available

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Unit of Measure

Items	xxNU040 NU Series - Nylon Insert Lock Nuts	xxNU058 NU Series - Nylon Insert Lock Nuts	xxNU066 NU Series - Nylon Insert Lock Nuts	xxNU074 NU Series - Nylon Insert Lock Nuts	xxNU070 NU Series - Nylon Insert Lock Nuts
Size	N/A 1/4 in	N/A 5/16 in	N/A 3/8 in	N/A 7/16 in	N/A 7/16 in
Thread¹	N/A 1/4-20	N/A 5/16-18	N/A 3/8-16	N/A 7/16-14	N/A 7/16-20
Height - A²	N/A .375 in	N/A .438 in	N/A .547 in	N/A .594 in	N/A .594 in
Across Flats - B	N/A .503-.489 in	N/A .566-.551 in	N/A .691-.675 in	N/A .754-.736 in	N/A .754-.736 in
(Ref) Across Corners - C	N/A .556 in	N/A .624 in	N/A .763 in	N/A .829 in	N/A .829 in
(Ref) Wrench Pad - D	N/A .290 in	N/A .335 in	N/A .392 in	N/A .464 in	N/A .464 in
Weight Lbs./C (Steel)	N/A 1.50	N/A 2.10	N/A 3.80	N/A 4.80	N/A 4.80
Standard Quantity Container	N/A 4,000	N/A 2,500	N/A 1,500	N/A 1,000	N/A 1,000
¹ Other Thread Sizes Are Available from Stock or on Application ² Tolerances: • 1/4" through 7/8": ±.015 • 1" through 1 1/2": ±.031 • 1 3/8" through 1 5/8": ±.031 • 1 3/4" through 3": ±.063