Single-Thread Engaging Self-Locking W-Type Bolt Retainers On EFC International

Single-Thread Engaging Self-Locking W-Type Bolt Retainers provide a dual locking action where an inward thread lock combines with an arched spring lock to ensure strong and reliable holding power.

Available in a wide range of standard and custom variations, these W-Type Bolt Retainers work with all major screw types and sizes.

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Item #	Item Name	Thread Size	Material Thickness (Decimal)	Height

01072025-24Q	N/A 1/4-20 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 1/4-20	N/A 0.025 in	N/A
01C8780017	N/A 1/4-20 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 1/4-20	N/A 0.017 in	N/A 0.320 in
01C63251420	N/A 1/4-20 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 1/4-20	N/A 0.025 in	N/A 0.240 in
01C6325SS1420	N/A 1/4-20 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 1/4-20	N/A 0.025 in	N/A 0.240 in
01C63255618	N/A 5/16-18 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 5/16-18	N/A 0.028 in	N/A 0.240 in
01072029-01Q	N/A 3/8-16 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 3/8-16	N/A 0.028 in	N/A
01C63253816	N/A 3/8-16 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 3/8-16	N/A 0.028 in	N/A 0.240 in
01C18904Z	N/A 4B Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 4B	N/A 0.020 in	N/A 0.120 in
01DCS237	N/A 6A Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6A	N/A 0.022 in	N/A 0.115 in
01005034-24Q	N/A 6-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6-32	N/A 0.017 in	N/A 0.120 in
01C224632	N/A 6-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6-32	N/A 0.017 in	N/A 0.120 in
01C2246Z	N/A 6B Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6B	N/A 0.022 in	N/A 0.120 in
01C64396Z	N/A 6B Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6B	N/A 0.022 in	N/A 0.120 in
01C70633SS031	N/A 6T Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6T	N/A	N/A
01C49325SS031	N/A 6-20(B) Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 6-20(B)	N/A	N/A
01D06957832	N/A 8-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 8-32	N/A 0.017 in	N/A 0.150 in
01DCS231	N/A 8-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 8-32	N/A 0.017 in	N/A 0.150 in
01DCS585	N/A 8-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 8-32	N/A 0.017 in	N/A 0.150 in
01C221832	N/A 8-32 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 8-32	N/A 0.017 in	N/A 0.120 in
01C2218A	N/A 8A Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 8A	N/A 0.025 in	N/A 0.130 in
01C3351024	N/A 10-24 Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 10-24	N/A 0.022 in	N/A 0.110 in
01C45880SS10Z	N/A 10B Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 10B	N/A	N/A
01C70618SS031	N/A 10T Thread Size Single-Thread Engaging Self-Locking W-Type Bolt Retainer	N/A 10T	N/A	N/A

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Height