Strongest commercial thread. Almost no stretch. Fire retardant to 800F
Kevlar® thread is one of the strongest and most fire retardant commercially available threads. It is about 2.5 times stronger than nylon or polyester, has almost no stretch, does not melt, and decomposes at 800°F.

New ! All Groz-Beckert Machine Needles and C.S. Osborne Hand Sewing Needle Kits

Information
Code Color Description
kevlar_juniors Kevlar Thread - Small Spools
Buy what you need. Spools, coils, and tubes priced $7 to $40
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Kevlar_Thread_Clearance Kevlar Thread - Clearance Items
Selections of off-sizes and construction variations at up to 50% off. No CERTS available for these products
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Kevlar_Thread_Size_023 Kevlar Thread - Size 23 / Tex 21 / Govt. A
Use with thin fabrics and leather, reinforcing tiny objects and fishing tackle. Average thickness: 0.15 mm (6/1000 In). Nominal tensile strength: 6 Lbs. Needle sizes: 70/10 to 80/12.
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Kevlar_Thread_Size_046 Kevlar Thread - Size 46 / Tex 40 / Govt. B
Use to sew lightweight fabrics and leather, gear, and fishing tackle. Average thickness: 0.21 mm (8/1000 In). Nominal tensile strength: 14 Lbs. Needle sizes: 90/14 to 100/16.
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kevlar_thread_Size_069 Kevlar Thread - Size 69 / Tex 60 / Govt. E
Use to sew light to middleweight fabrics and leather, and for reinforcing lighter duty belts. Average thickness: 0.25 mm (10/1000 In). Nominal tensile strength: 23 Lbs. Needle sizes: 100/16 to 110 /18.
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Kevlar_Thread_Size_092 Kevlar Thread - Size 92 / Tex 80 / Govt. F
Use to sew middleweight fabrics and leather and reinforcing lighter duty belts. Average thickness: 0.29 mm (11/1000 In). Nominal tensile strength: 30 Lbs. Needle sizes: 110/18 to 125/20.
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Kevlar_Thread_Size_092_Metal Kevlar Thread - Size 92 - Metal Core
Approximate thickness to Size 92, with a hair-thin metal filament for added strength
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kevlar_thread_size_138 Kevlar Thread - Size 138 / Tex 135 / Govt. FF
Use to sew middleweight fabrics and leather and reinforcing light to medium duty belts. Average thickness: 0.36 mm (14/1000 In). Nominal tensile strength: 45 Lbs. Needle sizes: 125/20 to 140/22.
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kevlar_thread_size_207 Kevlar Thread - Size 207 / Tex 210 / Govt. 3-Cord
Use to sew middleweight fabrics and leather and reinforcing light to medium duty belts. Average thickness: 0.46 mm (18/1000 In). Nominal tensile strength: 64 Lbs. Needle sizes: 140/22 to 180/24.
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kevlar_thread_size_300 Kevlar Thread - Size 300 (Tex 300)
Off-Size - About 10% thicker than size 277 - Estimated tensile Strength: 84 Lbs. Estimated needle sizes: 25 to 27 - Save 25%
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kevlar_thread_size_300_black Kevlar Thread - Size 300 Black
Hard to find bonded Kevlar in Black - About 10% thicker than size 277 - Estimated tensile Strength: 84 Lbs. Estimated needle sizes: 25 to 27
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kevlar_thread_size_346 Kevlar Thread - Size 346 / Tex 400 / Govt. 5-Cord
Use to reinforce medium to heavy duty belts, and to sew heavyweight and multi-ply fabrics, canvas, leather, and footwear. Average thickness: 0.65 mm (26/1000 In). Nominal tensile strength: 135 Lbs. Needle sizes: 230/26 to 280/28
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kevlar_thread_size_415 Kevlar Thread - Size 415 / Tex 500 / Govt. 6-Cord
Use to reinforce medium to heavy duty belts, and to sew heavyweight and multi-ply fabrics, canvas, and leather. Average thickness: 0.82 mm (27/1000 In). Nominal tensile strength: 150 Lbs. Needle sizes: 280/28 to 330/30
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kevlar_thread_size_554_Black Kevlar Thread - Size 554 Black
Use to reinforce medium to heavy duty belts, and to sew heavyweight and multi-ply fabrics, canvas, and leather. Average thickness: 1.1 mm . Nominal tensile strength: 200 Lbs. Needle sizes: 330/30 to 360/32
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kevlar_thread_size_800 Kevlar Thread - Size 800 / Tex 800
Use mostly for non-sewing applications such as binding, reinforcing, hanging, and whipping where exceptional strength is required. Average thickness: 1.14 mm (45/1000 In). Nominal tensile strength: 225 Lbs.
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kevlar-invisible Kevlar Invisible Black Yarn (Magicians Kevlar)
Black Kevlar yarn that can be split in to extra strong, hair-thin strands for levitation illusions.
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Code Description Image Price Stock  
BOBM046NATL144K Bobbins - Style M - Size 46 - Natural - Kevlar - Monocord - Sideless - Box of 144 $150.00 4
KEV000BLAC050 Kevlar - Black - "Invisible" Yarn - 50 Yard Tube $7.00 6
KEV000BLAC100 Kevlar - Black - "Invisible" Yarn - 100 Yard Tube $12.00 12
KEV023NATL00B Kevlar - Size 23 (Tex 21) - Natural - Bonded - 1/2 Oz Spool - 780 Yards - Strength 6 Lbs $17.00 25
KEV023NATL01B Kevlar - Size 23 (Tex 21) - Natural - Bonded - Nominal 1 Oz Spool - 1560 Yards - Strength 6 Lbs $25.00 14
KEV023NATL02B Kevlar - Size 23 (Tex 21) - Natural - Bonded - Nominal 2 Oz Spool - 3125 Yards - Strength 6 Lbs $38.00 14
KEV023NATL04B Kevlar - Size 23 (Tex 21) - Natural - Bonded - Nominal 4 Oz Spool - 6250 Yards - Strength 6 Lbs $75.00 6
KEV023NATL16B Kevlar - Size 23 (Tex 21) - Natural - Bonded - Nominal 16 Oz Spool - 25000 Yards - Strength 6 Lbs $253.00 13
KEV046NATL002m Kevlar - Size 46 (Tex 40) - Natural - Monocord - Two 90 Yard Coils - Strength 14 Lbs $8.00 90
KEV046NATL005m Kevlar - Size 46 (Tex 40) - Natural - Monocord - Five 90 Yard Coils - Strength 14 Lbs $14.00 23
KEV046NATL00B Kevlar - Size 46 (Tex 40) - Natural - Bonded - Nominal 1/2 Oz Spool - 312 Yards - Strength 14 Lbs $15.00 7
KEV046NATL01Bw Kevlar - Size 46 (Tex 40) - Natural - Bonded - Nominal 1 Oz Spool - 625 Yards - Strength 14 Lbs $20.00 6
KEV046NATL02Bw Kevlar - Size 46 (Tex 40) - Natural - Bonded - Nominal 2 Oz Spool - 1250 Yards - Strength 14 Lbs $30.00 12
KEV046NATL04Bw Kevlar - Size 46 (Tex 40) - Natural - Bonded - Nominal 4 Oz Spool - 2500 Yards - Strength 14 Lbs $46.00 15
KEV069NATL00B Kevlar - Size 69 (Tex 60) - Natural - Bonded - 1/2 Oz Spool - 209 Yards - Strength 23 Lbs $15.00 4
KEV069NATL01B Kevlar - Size 69 (Tex 60) - Natural - Bonded - Nominal 1 Oz Spool - 418 Yards - Strength 23 Lbs $20.00 7
KEV069NATL02B Kevlar - Size 69 (Tex 60) - Natural - Bonded - Nominal 2 Oz Spool - 836 Yards - Strength 23 Lbs $30.00 4
KEV069NATL04B Kevlar - Size 69 (Tex 60) - Natural - Bonded - Nominal 4 Oz Spool - 1672 Yards - Strength 23 Lbs $46.00 9
KEV069NATL16Bd Kevlar - Size 69 (Tex 60) - Natural - Bonded - Nominal 16 Oz Spool - 6700 Yards $154.00 7
KEV092NATL01B Kevlar - Size 92 (Tex 80) - Natural - Bonded - Nominal 1 Oz Spool - 312 Yards - Strength 30 Lbs $20.00 13
KEV092NATL02B Kevlar - Size 92 (Tex 80) - Natural - Bonded - Nominal 2 Oz Spool - 624 Yards - Strength 30 Lbs $30.00 8
KEV092NATL04B Kevlar - Size 92 (Tex 80) - Natural - Bonded - Nominal 4 Oz Spool - 1250 Yards - Strength 30 Lbs $46.00 9
KEV092NATL04MR Kevlar - Size 92 (Tex 80) - Natural - Metal Core - Nominal 4 Oz Spool - 929 Yards $70.00 1
KEV092NATL08MR Kevlar - Size 92 (Tex 80) - Natural - Metal Core - Nominal 8 Oz Spool - 1858 Yards $130.00 18
KEV092NATL16B Kevlar - Size 92 (Tex 80) - Natural - Bonded - Nominal 16 Oz Spool - 5000 Yards - Strength 30 Lbs $154.00 22
KEV138NATL01B Kevlar - Size 138 - (Tex 120) - Natural - Bonded - Nominal 1 Oz Spool - 209 Yards - Strength 45 Lbs $20.00 6
KEV138NATL02B Kevlar - Size 138 - (Tex 120) - Natural - Bonded - Nominal 2 Oz Spool - 418 Yards - Strength 45 Lbs $30.00 5
KEV138NATL04B Kevlar - Size 138 - (Tex 120) - Natural - Bonded - Nominal 4 Oz Spool - 836 Yards - Strength 45 Lbs $46.00 3
KEV138NATL16Bt Kevlar - Size 138 - (Tex 120) - Natural - Bonded - Nominal 16 Oz Spool - 3350 Yards - Strength 45 $150.00 4
KEV160NATL16sp Kevlar - Tex 160 - Type 29 PVA - Nominal 16 Oz Spool - 2400 Yards $75.00 17
KEV200NATL02SRTsp Kevlar - Tex 200 - Soft - Right Twist - Nominal 2 Oz Spool $12.00 15
KEV207NATL01B Kevlar - Size 207 - (Tex 210) - Natural - Bonded - Nominal 1 Oz Spool - 131 Yards - Strength 64 Lbs $20.00 15
KEV207NATL02B Kevlar - Size 207 - (Tex 210) - Natural - Bonded - Nominal 2 Oz Spool - 262 Yards - Strength 64 Lbs $30.00 5
KEV207NATL04B Kevlar - Size 207 - (Tex 210) - Natural - Bonded - Nominal 4 Oz Spool - 524 Yards - Strength 64 Lbs $46.00 3
KEV207NATL16B Kevlar - Size 207 - (Tex 210) - Natural - Bonded - Nominal 16 Oz Spool - 2100 Yards - Strength 64 Lb $150.00 20
KEV300BLAC01B Kevlar - Size 300 (Tex 300) - Black - Bonded - Nominal 1 Oz Spool - 98 Yards - No Certs $20.00 4
KEV300BLAC02B Kevlar - Size 300 (Tex 300) - Black - Bonded - Nominal 2 Oz Spool - 197 Yards - No Certs $30.00 7
KEV300BLAC16B Kevlar - Size 300 (Tex 300) - Black - Bonded - Nominal 16 Oz Spool - 1575 Yards - No Certs $150.00 2
KEV300NATL01B Kevlar - Tex 300 - Natural - Bonded - Nominal 1 Oz Spool - 98 Yards - No CERTS $10.00 4
KEV300NATL02B Kevlar - Tex 300 - Natural - Bonded - Nominal 2 Oz Spool - 197 Yards - No CERTS $20.00 19
KEV300NATL16B Kevlar - Tex 300 - Natural - Bonded - Nominal 16 Oz Spool - 1575 Yards - No CERTS $75.00 50
KEV346NATL00B Kevlar - Size 346 - (Tex 400) - Natural - Bonded - Nominal 1/2 Oz Tube - 33 Yards - Strength 135 Lbs $12.00 7
KEV346NATL01B Kevlar - Size 346 - (Tex 400) - Natural - Bonded - Nominal 1 Oz Tube - 66 Yards - Strength 135 Lbs $20.00 4
KEV346NATL02B Kevlar - Size 346 - (Tex 400) - Natural - Bonded - Nominal 2 Oz Spool - 132 Yards - Strength 135 Lbs $27.00 12
KEV346NATL04B Kevlar - Size 346 - (Tex 400) - Natural - Bonded - Nominal 4 Oz Spool - 264 Yards - Strength 135 Lbs $37.00 7
KEV415NATL00B Kevlar - Size 415 - (Tex 500) - Natural - Bonded - 21 Yard Tube - Strength 150 Lbs $15.00 7
KEV415NATL16B Kevlar - Size 415 - (Tex 500) - Natural - Bonded - Nominal 16 Oz Spool - 900 Yards - Strength 150 Lb $120.00 16
KEV554BLAC12B Kevlar - Size 554 - (Tex 600) - Blackl - Bonded - Nominal 12 Oz Spool - 450 Yards - Strength 200 Lb $100.00 1
KEV554BLAC16B Kevlar - Size 554 - (Tex 600) - Blackl - Bonded - Nominal 16 Oz Spool - 600 Yards - Strength 200 Lb $130.00 5
KEV800NATL00S Kevlar - Size 800 (Tex 800) - Natural - Soft - Nominal 0.5 Oz Tube - 16 Yards - Strength 225 Lbs $15.00 3
KEV800NATL01S Kevlar - Size 800 (Tex 800) - Natural - Soft - Nominal 1 Oz Tube - 32 Yards- Strength 225 Lbs $20.00 1
KEV800NATL04S Kevlar - Size 800 (Tex 800) - Natural - Soft - Nominal 4 Oz Tube - 125 Yards - Strength 225 Lbs $50.00 1
KEV800NATL08S Kevlar - Size 800 (Tex 800) - Natural - Soft - Nominal 8 Oz Spool - 250 Yards - Strength 225 Lbs $85.00 1
UWK023NATL00B Kevlar - Size 23 - Natural - Bonded - Nominal 100 Yard - Hand Stitching Tube $9.00 7
UWK069NATL00B Kevlar - Size 69 - Natural - Bonded - Nominal 100 Yard - Hand Stitching Tube $8.00 7
UWK092NATL00B Kevlar - Size 92 - Natural - Bonded - Nominal 100 Yard - Hand Stitching Tube $8.00 6
UWK138NATL00B Kevlar - Size 138 - Natural - Bonded - Nominal 100 Yard - Hand Stitching Tube $8.00 4
UWK207NATL00B Kevlar - Size 207 - Natural - Bonded - Nominal 100 Yard - Hand Stitching Tube $8.00 7
KEV346NATL16Be Kevlar - Size 346 - (Tex 400) - Natural (Eddington) - Bonded - Nominal 16 Oz Spool - 1050 Yards $140.00 11