BULK FASTENERS
Bulk Nuts - Cont.
Black Oxide 6-Pt. Head
Black Oxide 12-Pt. Head
Stainless 6-Pt. Head
Stainless 12-Pt. Head
Thread
Description
Qty.
1/2" Bulk Nuts 1/2"-20
ARP300-8304 ARP300-8306 I ARP300-8324 ARP300-8326 I ARP300-8334 ARP300-8336 I ARP301-8353 G
With Flange
1
ARP200-8607
—
—
—
—
1/2"-20
With Flange
2
—
1/2"-20
With Flange
10 ARP200-8637
— ARP400-8334
Black Oxide Hex Head
1/2"-20
Nyloc
5
—
— ARP400-8767
—
9/16" Bulk Nuts 9/16"-18 5/8" Bulk Nuts 5/8"-18 9/16"-18 6mm Bulk Nuts 6mm x 1.00 8mm Bulk Nuts 8mm x 1.00 5/8"-18 5/8"-18 6mm x 1.00
With Flange With Flange
1
— —
ARP300-8305 ARP300-8335
— —
— —
10
With Flange With Flange With Flange
1 2
— — —
ARP300-8309 ARP300-8329 ARP300-8339
— — —
— — —
10
With Flange With Flange
1
— —
—
— ARP400-8370
10
ARP300-8390
—
—
With Flange With Flange With Flange With Flange With Flange
2
— — — — —
ARP300-8350 ARP300-8360 ARP300-8310 ARP300-8311 ARP300-8312
— — — —
— — — —
Black Oxide 12 Point Head
8mm x 1.00 8mm x 1.25 8mm x 1.25 8mm x 1.25
10
1 2
— ARP400-8310
10
9mm Bulk Nuts 9mm x 1.00
With Flange
10
—
ARP300-8361
—
—
10mm Bulk Nuts 10mm x 1.25
ARP300-8343 ARP300-8344 J ARP300-8363 ARP300-8364 J ARP301-8312 L ARP301-8330 M ARP301-8335 L
With Flange
1
—
— ARP400-8344 J
10mm x 1.25
With Flange
10 10
—
— — — — —
— — — — —
10mm x 1.25 Serrated Flange
— ARP200-8683 A
10mm x 1.25 10mm x 1.25 10mm x 1.25 10mm x 1.50 10mm x 1.50
With Flange With Flange With Flange With Flange With Flange With Flange With Flange With Flange With Flange
1 2 2 1
— — — — — — — — —
Stainless Hex Head
—
— ARP400-8345
10
ARP300-8365
—
—
M12 Bulk Nuts 12mm x 1.25
1 1
ARP301-8318 I ARP300-8307 N ARP300-8308 K ARP300-8337
— — —
— — —
12mm x 1.25 12mm x 1.25 12mm x 1.75
10 10
— — ARP300-8396 A Cadmium-plated. B Cadmium/chromate finish. C 1/2" wrenching. D .490" head height. E 9/16" wrenching. F .362" head height. G 11/16" wrenching. H .475" head height. I 5/8" wrenching. J .700" collar diameter. K .750" collar diameter. L 16mm wrenching. M 12mm wrenching. N 14mm wrenching.
Stainless 12 Point Head
Bulk Washers
Outside Diameter Chamfer
1-Pack Part No.
2-Pack Part No.
10-Pack Part No.
Inside Diameter
Thickness
Special Purpose Stainless Steel Washers 5/16" .625" Yes
.120" .120" .120" .120"
ARP400-8530 ARP400-8501 ARP400-8507 ARP400-8509
—
ARP400-8550 ARP400-8508 ARP400-8537 ARP400-8539 ARP200-8584 ARP200-8585 ARP200-8586
3/8" 3/8" 7/16"
.720" .750" .812"
No
ARP400-8504
Yes Yes
—
ARP400-8529
Special Purpose Washers, Black Oxide Chrome Moly 5/16 " .550" No .095"
ARP200-8593
— — —
5/16 " 5/16 "
.550" .675"
Yes
.095" .120"
— —
No
583 2021-22 ENGINE BUILDER CATALOG
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