Challenge, National & Seybold Knife Bolt
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Challenge

Challenge, National & Seybold Knife Bolt

Part Number: B48

Knife Bolt for Challenge 370 E/G & 420, National & early Seybold paper cutters. (Equivalent to the original Challenge "1/2 x 1" V-Thread knife bolt, part number S-645, with the equivalent washer, originally part number S-353.)

Length (below washer): 1-3/32"
Thread: 1/2"-12


The washer is captive, it spins in place but it will not fall off.

$12.90 /EACH
List price: $12.90 /EACH
  • Machine Model : Challenge 370
  • Machine Model : Challenge 420
  • Machine Model : National
  • Machine Model : Seybold
    • EACH
  • Availability: Available to Order

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