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1.800.397.8691

Wirelock Pin

Wirelock Pin

Connect with quality! Rugged, durable Double HH wirelock pins get the job done on farm equipment, trailers, couplers and more.

  • Shaft diameters from 1/4” to 3/8”
  • Round or square wirelock
  • Yellow zinc plated for added durability

Standard Package = 100 pieces
*Clear Zinc Plated

PART NUMBER SHAFT DIAMETER USABLE LENGTH SHANK LENGTH OVERALL LENGTH WIRE WEIGHT
21968 1/4″ 1-3/8″ 1-13/16″ 2″ Round 0.06
21970 1/4″ 1-3/4″ 2-1/4″ 2-1/2″ Round 0.06
21971 1/4″ 2-1/4″ 2-3/4″ 3″ Square 0.08
21972 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ Square 0.08
21973 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ Round 0.08
21974 5/16″ 1-1/4″ 1-5/8″ 1-7/8″ Round 0.08
21975 5/16″ 1-3/8″ 1-3/4″ 2″ Round 0.08
21978 5/16″ 1-3/4″ 2-1/8″ 2-3/8″ Round 0.09
21980 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ Square 0.11
21982 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ Round 0.10
21983 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ Round 0.11
21985 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ Square 0.11
21987* 5/16″ 3-1/2″ 3-3/4″ 4″ Square Single 0.12
21996* 5/16″ 3-1/2″ 3-15/16″ 4-1/2″ Square Single Coil 0.12
21984 3/8″ 2-1/4″ 2-1/2″ 2-3/4″ Square 0.14
21986 3/8″ 2-1/4″ 2-5/8″ 2-7/8″ Round 0.14
21990 3/8″ 1-1/2″ 1-3/4″ 2″ Round 0.10
21992 3/8″ 1-3/4″ 2-1/4″ 2-1/2″ Round 0.12
21993 3/8″ 2″ 2-1/2″ 2-7/8″ Square 0.13
21994 3/8″ 2-1/2″ 3″ 3-1/4″ Square 0.14
21995 3/8″ 3″ 3-1/2″ 3-3/4″ Square 0.17
21997 3/8″ 2-1/2″ 2-3/4″ 3″ Round 0.13
21998 3/8″ 3″ 3-1/2″ 3-3/4″ Square Single Coil 0.16
21999 3/8″ 3-7/16″ 3-15/16″ 4-3/16″ Square 0.19

Standard Package = 1 bag
*Clear Zinc Plated

PART NUMBER SHAFT DIAMETER USABLE LENGTH SHANK LENGTH OVERALL LENGTH PIECES PER BAG WIRE WEIGHT
41968 1/4″ 1-3/8″ 1-11/16″ 2″ 2 Round 0.12
41970 1/4″ 1-3/4″ 2″ 2-1/4″ 2 Round 0.12
41971 1/4″ 2-1/4″ 2-3/4″ 3″ 2 Square 0.16
41972 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ 2 Square 0.16
41973 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ 2 Round 0.16
41974 5/16″ 1-1/4″ 1-5/8″ 1-7/8″ 2 Round 0.15
41975 5/16″ 1-3/8″ 1-3/4″ 2″ 2 Round 0.16
41978 5/16″ 1-3/4″ 2-1/8″ 2-3/8″ 2 Round 0.18
41980 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Square 0.22
41982 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Round 0.21
41983 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ 2 Round 0.21
41985 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ 2 Square 0.21
41987* 5/16″ 3-1/2″ 3-3/4″ 4″ 2 Square Single 0.24
41996* 5/16″ 3-1/2″ 3-15/16″ 4-1/2″ 2 Square Single Coil 0.24
41984 3/8″ 2-1/4″ 2-1/2″ 2-3/4″ 2 Square 0.28
41986 3/8″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Round 0.28
41990 3/8″ 1-1/2″ 1-3/4″ 2″ 2 Round 0.20
41992 3/8″ 1-3/4″ 2-1/4″ 2-1/2″ 2 Round 0.24
41994 3/8″ 2-1/2″ 3″ 3-1/4″ 2 Square 0.30
41997 3/8″ 2-1/2″ 2-3/4″ 3-1/8″ 2 Round 0.27
41998 3/8″ 3″ 3-1/2″ 3-3/4″ 2 Square Single Coil 0.29
41999 3/8″ 3-7/16″ 3-15/16″ 4-3/16″ 2 Square 0.36

Clamshell Standard Package = 1 Pack

*Clear Zinc Plated

PART NUMBER SHAFT DIAMETER USABLE LENGTH SHANK LENGTH OVERALL LENGTH PIECES PER PACK WIRE WEIGHT
31968 1/4″ 1-3/8″ 1-11/16″ 2″ 2 Round 0.12
31970 1/4″ 1-3/4″ 2″ 2-1/4″ 2 Round 0.12
31971 1/4″ 2-1/4″ 2-3/4″ 3″ 2 Square 0.16
31972 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ 2 Square 0.16
31973 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ 2 Round 0.16
31974 5/16″ 1-1/4″ 1-5/8″ 1-7/8″ 2 Round 0.15
31975 5/16″ 1-3/8″ 1-3/4″ 2″ 2 Round 0.16
31978 5/16″ 1-3/4″ 2-1/8″ 2-3/8″ 2 Round 0.18
31980 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Square 0.22
31982 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Round 0.21
31983 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ 2 Round 0.21
31985 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ 2 Square 0.21
31987* 5/16″ 3-1/2″ 3-3/4″ 4″ 2 Square Single 0.24
31996* 5/16″ 3-1/2″ 3-15/16″ 4-1/2″ 2 Square Single Coil 0.24
31984 3/8″ 2-1/4″ 2-1/2″ 2-3/4″ 2 Square 0.28
31986 3/8″ 2-1/4″ 2-5/8″ 2-7/8″ 2 Round 0.28
31990 3/8″ 1-1/2″ 1-3/4″ 2″ 2 Round 0.20
31992 3/8″ 1-3/4″ 2-1/4″ 2-1/2″ 2 Round 0.24
31994 3/8″ 2-1/2″ 3″ 3-1/4″ 2 Square 0.30
31997 3/8″ 2-1/2″ 2-3/4″ 3″ 2 Round 0.27
31998 3/8″ 3″ 3-1/2″ 3-3/4″ 2 Square Single Coil 0.29
31999 3/8″ 3-7/16″ 3-15/16″ 4-3/16″ 2 Square 0.36

Flag Tag Standard Package = 100 pieces

PART NUMBER SHAFT DIAMETER USABLE LENGTH SHANK LENGTH OVERALL LENGTH WIRE WEIGHT
81968 1/4″ 1-3/8″ 1-13/16″ 2-1/16″ Round 0.06
81971 1/4″ 2-1/4″ 2-3/4″ 3″ Square 0.08
81972 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ Square 0.08
81973 1/4″ 2-1/2″ 2-7/8″ 3-1/4″ Round 0.08
81975 1/4″ 1-3/4″ 2-1/4″ 2-1/2″ Round 0.06
81981 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ Square 0.11
81983 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ Round 0.11
81985 5/16″ 2-1/2″ 2-7/8″ 3-1/8″ Square 0.11
81987 5/16″ 2-1/4″ 2-5/8″ 2-7/8″ Round 0.10
81984 3/8″ 2-1/4″ 2-1/2″ 2-3/4″ Square 0.14
81986 3/8″ 2-1/4″ 2-5/8″ 2-7/8″ Square Single Coil 0.14
81992 3/8″ 1-3/4″ 2-1/4″ 3″ Round 0.12
81994 3/8″ 2-1/2″ 3″ 3-1/4″ Square 0.15

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The Double HH Team has been great to work with and always responds to our concerns with an appropriate level of resources to make sure we receive the parts we need in an acceptable time frame.

Tom G.

Double HH is a valued vendor with excellent customer service!

Tim P.

Nice extensive product offering with years of credibility supporting your offering.

Jesse O.

Quality of products is excellent. The customer service team always takes good care of us, responding to requests quickly!

Jennifer W.

Don’t Compromise, Demand Double HH.
Original Manufacturer of the Hitchpin with the Red Plastisol Coated Head and Handle.

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