3M 431 Premium Performance Aluminum Foil Tapes

3M(TM) 431 is an aluminum foil tape suitable for permanent sealing, holding, splicing and masking applications.

  • Silver
  • Aluminum foil backing 
  • Acrylic adhesive
  • Meets: FAR 25.853(a)a, MIL-T-23397,SAE-AMS-23397

Make Your Selections:

  • Quick Ship
  • New Item
  • On Sale
  • Clearance
  • Discontinued Item
  • Hazardous Item
Size/DescriptionColorUOMPrice 
1+ Rolls10+ Rolls25+ Rolls50+ Rolls
Size: 3M 431 0.125" x 60yd
Part #: 3M 431 0.125" x 60yd
Package Qty: 1
RollNA$10.19$9.62$9.06Add to Cart
Size: 0.125-5-431
Part #: 0.125-5-431
Package Qty: 1
RollNANANA$1.83Add to Cart
Size: 3M 431 0.188" x 60yd
Part #: 3M 431 0.188" x 60yd
Package Qty: 1
RollNA$13.92$13.15$12.38Add to Cart
Size: 3M 431 0.25" x 60yd
Part #: 3M 431 0.25" x 60yd
Package Qty: 1
RollNA$18.52$17.49$16.46Add to Cart
Size: 0.25-5-431
Part #: 0.25-5-431
Package Qty: 1
RollNANANA$3.66Add to Cart
Size: 3M 431 0.313" x 60yd
Part #: 3M 431 0.313" x 60yd
Package Qty: 1
RollNA$23.18$21.90$20.61Add to Cart
Size: 3M 431 0.375" x 60yd
Part #: 3M 431 0.375" x 60yd
Package Qty: 1
RollNA$25.93$24.49$23.05Add to Cart
Size: 0.375-5-431
Part #: 0.375-5-431
Package Qty: 1
RollNANA$5.83$5.49Add to Cart
Size: 3M 431 0.438" x 60yd
Part #: 3M 431 0.438" x 60yd
Package Qty: 1
RollNA$30.29$28.60$26.92Add to Cart
Size: 3M 431 0.47" x 60yd
Part #: 3M 431 0.47" x 60yd
Package Qty: 1
RollNA$32.50$30.69$28.89Add to Cart
Size: 3M 431 0.563" x 60yd
Part #: 3M 431 0.563" x 60yd
Package Qty: 1
RollNA$38.93$36.76$34.60Add to Cart
Size: 3M 431 0.625" x 60yd
Part #: 3M 431 0.625" x 60yd
Package Qty: 1
RollNA$43.21$40.81$38.41Add to Cart
Size: 0.625-5-431
Part #: 0.625-5-431
Package Qty: 1
RollNANA$7.28$6.86Add to Cart
Size: 3M 431 0.688" x 60yd
Part #: 3M 431 0.688" x 60yd
Package Qty: 1
RollNA$47.57$44.92$42.28Add to Cart
Size: 3M 431 0.71" x 60yd
Part #: 3M 431 0.71" x 60yd
Package Qty: 1
RollNA$49.09$46.36$43.63Add to Cart
Size: 3M 431 0.875" x 60yd
Part #: 3M 431 0.875" x 60yd
Package Qty: 1
RollNA$60.50$57.14$53.78Add to Cart
Size: 0.875-5-431
Part #: 0.875-5-431
Package Qty: 1
RollNA$10.80$10.20$9.60Add to Cart
Size: 3M 431 0.94" x 60yd
Part #: 3M 431 0.94" x 60yd
Package Qty: 1
RollNA$64.99$61.38$57.77Add to Cart
Size: 3M 431 1.125" x 60yd
Part #: 3M 431 1.125" x 60yd
Package Qty: 1
RollNA$77.79$73.47$69.14Add to Cart
Size: 3M 431 1.25" x 60yd
Part #: 3M 431 1.25" x 60yd
Package Qty: 1
RollNA$86.43$81.63$76.82Add to Cart
Size: 3M 431 1.375" x 60yd
Part #: 3M 431 1.375" x 60yd
Package Qty: 1
Roll$105.63$95.07$89.79$84.50Add to Cart
Size: 1.5-5-431
Part #: 1.5-5-431
Package Qty: 1
RollNA$18.52$17.49$16.46Add to Cart
Size: 3M 431 1.625" x 60yd
Part #: 3M 431 1.625" x 60yd
Package Qty: 1
Roll$124.84$112.36$106.11$99.87Add to Cart
Size: 3M 431 1.75" x 60yd
Part #: 3M 431 1.75" x 60yd
Package Qty: 1
Roll$134.44$121.00$114.27$107.55Add to Cart
Size: 3M 431 1.875" x 60yd
Part #: 3M 431 1.875" x 60yd
Package Qty: 1
Roll$144.04$129.64$122.43$115.23Add to Cart
Size: 3M 431 1.89" x 60yd
Part #: 3M 431 1.89" x 60yd
Package Qty: 1
Roll$145.19$130.67$123.41$116.15Add to Cart
Size: 3M 431 2.25" x 60yd
Part #: 3M 431 2.25" x 60yd
Package Qty: 1
Roll$172.85$155.57$146.92$138.28Add to Cart
Size: 3M 431 2.5" x 60yd
Part #: 3M 431 2.5" x 60yd
Package Qty: 1
Roll$192.06$172.85$163.25$153.65Add to Cart
Size: 3M 431 2.75" x 60yd
Part #: 3M 431 2.75" x 60yd
Package Qty: 1
Roll$211.26$190.13$179.57$169.01Add to Cart
Size: 3M 431 2.83" x 60yd
Part #: 3M 431 2.83" x 60yd
Package Qty: 1
Roll$217.41$195.67$184.80$173.93Add to Cart
Size: 3M 431 3.78" x 60yd
Part #: 3M 431 3.78" x 60yd
Package Qty: 1
Roll$290.39$261.35$246.83$232.31Add to Cart
Size: 3M 431 4.72" x 60yd
Part #: 3M 431 4.72" x 60yd
Package Qty: 1
Roll$362.60$326.34$308.21$290.08Add to Cart
Size: 5-5-431
Part #: 5-5-431
Package Qty: 1
RollNA$39.10$36.92$34.75Add to Cart
Size: 3M 431 5.67" x 60yd
Part #: 3M 431 5.67" x 60yd
Package Qty: 1
Roll$435.58$392.02$370.24$348.46Add to Cart
Size: 3M 431 6" x 60yd
Part #: 3M 431 6" x 60yd
Package Qty: 1
Roll$460.94$414.85$391.80$368.75Add to Cart
Size: 3M 431 7" x 60yd
Part #: 3M 431 7" x 60yd
Package Qty: 1
Roll$537.76$483.98$457.10$430.21Add to Cart
Size: 7-5-431
Part #: 7-5-431
Package Qty: 1
RollNA$54.74$51.70$48.66Add to Cart
Size: 3M 431 8" x 60yd
Part #: 3M 431 8" x 60yd
Package Qty: 1
Roll$614.58$553.12$522.39$491.66Add to Cart
Size: 8-5-431
Part #: 8-5-431
Package Qty: 1
RollNA$62.56$59.08$55.61Add to Cart
Size: 3M 431 9" x 60yd
Part #: 3M 431 9" x 60yd
Package Qty: 1
Roll$691.40$622.26$587.69$553.12Add to Cart
Size: 9-5-431
Part #: 9-5-431
Package Qty: 1
RollNA$70.37$66.46$62.55Add to Cart
Size: 3M 431 10" x 60yd
Part #: 3M 431 10" x 60yd
Package Qty: 1
Roll$768.23$691.41$653.00$614.58Add to Cart
Size: 10-5-431
Part #: 10-5-431
Package Qty: 1
RollNA$78.19$73.85$69.50Add to Cart
Size: 3M 431 11" x 60yd
Part #: 3M 431 11" x 60yd
Package Qty: 1
Roll$845.05$760.55$718.29$676.04Add to Cart
Size: 3M 431 12" x 60yd
Part #: 3M 431 12" x 60yd
Package Qty: 1
Roll$921.87$829.68$783.59$737.50Add to Cart
Size: 0.5 in x 5 yd
Part #: 1/2-5-431
RollNANA$5.83$5.49Add to Cart
Size: 0.75 in x 5 yd
Part #: 3/4-5-431
RollNANA$8.75$8.23Add to Cart
Size: 1 in x 5 yd
Part #: 1-5-431
RollNA$12.35$11.66$10.98Add to Cart
Size: 2 in x 5 yd
Part #: 2-5-431
RollNA$18.11$17.10$16.10Add to Cart
Size: 3 in x 5 yd
Part #: 3-5-431
RollNA$27.16$25.65$24.14Add to Cart
Size: 4 in x 5 yd
Part #: 4-5-431
RollNA$31.28$29.54$27.80Add to Cart
Size: 6 in x 5 yd
Part #: 6-5-431
RollNA$46.92$44.31$41.70Add to Cart
Size: 12 in x 5 yd
Part #: 12-5-431
Roll$104.26$93.83$88.62$83.41Add to Cart
Tape Structure (Backing/Adhesive)Aluminum foil/Acrylic
Backing Thickness mils (mm)1.9 mil (0.05 mm)
Total Thickness mils (mm)3.1 mil (0.08 mm)
Adhesion to Steel oz/in (N/100 mm)41 oz/in (45 N/100 mm)
Tensile Strength lbs/in (N/100 mm)19 lb/in (338 N/100 mm)
Elongation at Break %5%
Temperature Range °F (°C)-65° to 300°F (-54° to 149°C)
Restocking fee20% restocking fee
Comments-
Tape Adhesive-