A-421A-AI Bolt
A-421A-AI Bolt
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One New Aftermarket Replacement Rotary Cutter Blade Bolt for Marvel Rotary Cutters
This rotary cutter blade bolt with crimped key is a direct replacement for Marvel OEM part number 421A. It secures the cutting blade to the blade carrier on Marvel rotary cutter mowers and is also cross-referenced to fit Bush Hog, Fred Cain, Brown Manufacturing, Schulte, and other brands using the same bolt specification. The bolt is used in conjunction with the 63607BH bolt kit (bolt, nut, and washer assembly).
Specifications
- Overall Length: 2-7/8"
- Thread Length: 1.385"
- Thread Size: 1-1/8"-12 UNF
- Shoulder Diameter: 1.5"
- Head Diameter: 2.46"
- Neck Diameter: 1.11"
- Features crimped key
Compatible Models
Marvel: 4 ft., 5 ft., 6 ft., and 7 ft. Rotary Cutters (Various Models)
Also fits (cross-reference applications): Bush Hog, Fred Cain, Brown Manufacturing, Schulte rotary cutters using the same blade bolt specification.
Replaces Part Number(s):
421A (Marvel), A-421A (Marvel), BWNP1, B786951, HL418, A-102297 (Brown Manufacturing Co.), A-251101 (Schulte), 31380, 505739, 7919 (Bush Hog), A-7919BH (Bush Hog)
New aftermarket replacement part - not remanufactured, not used.



