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Tie Down Engineering
Tie Down Engineering makes the hardware that holds trailers together and keeps loads secured. SiraWeb carries Tie Down square U-bolts and U-bolt kits, flat washers, nylon insert lock nuts, forged latch hooks, hitch safety cables, trailer hub grease seals and bolt sets. Zinc plated and galvanized finishes resist corrosion, and every item is listed by part number with sizes and capacities.
Tie Down Engineering 10502 Flat Washer, 3/8 in, Zinc
Tie Down Engineering 10502 is a 3/8 in flat washer with a zinc finish. Tie Down's A322 kit documentation uses this washer with 3/8 in U-bolts and 10627 lock nuts.
$0.99
$0.19
Tie Down Engineering 10510 Flat Washer, 7/16 in, Zinc
Tie Down Engineering 10510 is a 7/16 in flat washer with a zinc finish, listed for trailer axle U-bolt use.
$0.49
$0.29
Tie Down Engineering 10573 Flat Washer, 1/2 in, Zinc
Tie Down Engineering 10573 is a 1/2 in flat washer with a zinc finish, listed for trailer axle U-bolt use.
$0.99
$0.49
Tie Down Engineering 10627 Nyloc Lock Nut, 3/8 in.-16, Zinc
Tie Down Engineering 10627 is a 3/8 in.-16 Nyloc lock nut with a zinc finish. Tie Down kit documentation uses this nut with 3/8 in U-bolts and flat washers.
$0.99
$0.49
Tie Down Engineering 10645 Nyloc Lock Nut, 1/2 in.-13, Zinc
Tie Down Engineering 10645 is a 1/2 in.-13 Nyloc lock nut with a zinc finish. It is the nut size Tie Down catalog documentation pairs with 1/2 in.-13 U-bolts.
$0.99
$0.49
Tie Down Engineering 10654 Nylon Insert Lock Nut, 7/16 in.-14
Tie Down Engineering 10654 is a nylon insert lock nut with a 7/16 in.-14 thread, listed for U-bolt and trailer hardware use.
$0.99
$0.29
Tie Down Engineering 10983Z Square U-Bolt, 4.1 in in x 3 in in, Zinc Plated
Tie Down Engineering 10983Z is a square trailer axle U-bolt with a 4.1 in x 3 in nominal size and a zinc plate finish.
$4.49
$2.99
Tie Down Engineering 10989Z Square U-Bolt, 1.6 in in x 3.6 in in, Zinc Plated
Tie Down Engineering 10989Z is a square trailer axle U-bolt with a 1.6 in x 3.6 in nominal size and a zinc plate finish.
$3.99
$2.49
Tie Down Engineering 10991Z Square U-Bolt, 1.6 in in x 4.1 in in, Zinc Plated
Tie Down Engineering 10991Z is a square trailer axle U-bolt with a 1.6 in x 4.1 in nominal size and a zinc plate finish.
$3.99
$2.49
Tie Down Engineering 59539 Hitch Safety Cable, Galvanized, Class III, 5,000 lb, 36 in, Pair
Tie Down Engineering 59539 is a self-coiling hitch safety cable made from galvanized aircraft-grade cable. The Class III pair is 36 in long with S-hooks and a 5,000 lb breaking strength.
$27.31
$11.99
Tie Down Engineering 81310 Trailer Hub Grease Seal, 1.25 in ID, 2 Pack
Tie Down Engineering 81310 is a trailer hub grease seal with a 1.25 in inside diameter, sold as a 2 pack. Match the inside diameter to your spindle before ordering.
$6.99
$5.49
Tie Down Engineering 81312 Trailer Hub Grease Seal, 1.50 in ID, 2 Pack
Tie Down Engineering 81312 is a trailer hub grease seal with a 1.50 in inside diameter, sold as a 2 pack. Match the inside diameter to your spindle before ordering.
$9.99
$7.99
Tie Down Engineering 83703Z Square U-Bolt, 3.1 in in x 4.3 in in, Zinc Plated
Tie Down Engineering 83703Z is a square trailer axle U-bolt with a 3.1 in x 4.3 in nominal size and a zinc plate finish.
$3.99
$2.49
Tie Down Engineering 83704Z Square U-Bolt, 4.1 in in x 2.8 in in, Zinc Plated
Tie Down Engineering 83704Z is a square trailer axle U-bolt with a 4.1 in x 2.8 in nominal size and a zinc plate finish.
$2.99
$1.99
Tie Down Engineering 84406Z Square U-Bolt, 1/2 in.-13, 2.06 in x 4.81 in, Zinc Plated
Tie Down Engineering 84406Z is a square U-bolt with a 1/2 in.-13 rod, a 2.06 in inside width and 4.81 in legs, in a zinc plate finish. Dimensions are from the Tie Down catalog U-bolt table.
$4.49
$2.99
Tie Down Engineering 84470Z Square U-Bolt, 3.1 in in x 4 in in, Zinc Plated
Tie Down Engineering 84470Z is a square trailer axle U-bolt with a 3.1 in x 4 in nominal size and a zinc plate finish.
$4.49
$2.99
Tie Down Engineering 86256 Hex Head Bolt Set, 7/16 in x 1 in, Grade 5, Zinc Plated, Pack of 4
Tie Down Engineering 86256 is a hex head bolt set with 7/16 in x 1 in Grade 5 zinc-plated steel bolts. The package of 4 includes the bolts, nyloc nuts and washers.
$5.99
$2.99
Tie Down Engineering LR86234 Square U-Bolt Kit, 7/16 in.-14, Zinc Plated
Tie Down Engineering LR86234 is a pre-packaged kit of two square U-bolts with nuts and washers. The zinc plated 7/16 in.-14 U-bolts have a 4-1/16 in inside leg span and 2-13/16 in legs.
$8.99
$5.99
Tie Down Engineering 50640 Forged Latch Hook, Zinc Plated, 7,000 lb Capacity
Tie Down Engineering 50640 is a forged latch hook with a zinc plated finish and a 7,000 lb maximum load capacity. It is sold individually.
$10.99
$9.99
Tie Down Engineering 50645 Forged Latch Hook, Zinc Plated, 7,500 lb Capacity
Tie Down Engineering 50645 is a forged latch hook with a zinc plated finish and a 7,500 lb maximum load capacity. It is sold individually.
$18.49
$13.99
Min:
$0.00
Max:
$14.00
$0
$14
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