Page 96 - 1937-41 Piper J-3 Trainer Parts Catalog

PIPER TRAINER J-3 • 1937-1941 • PARTS MANUAL

AN960 Specification Flat Washers
Stock Number AN Dash Number Inside Diameter Outside Diameter Thickness
NAS1149F0363P AN960-10 13 ⁄64” 7 ⁄16” 1 ⁄16”

NAS1149F0463P AN960-416 17 ⁄64” ½” 1 ⁄16”
NAS1149F0563P AN960-516 21 ⁄64” 9 ⁄16” 1 ⁄16”
NAS1149F0663P AN960-616 25 ⁄64” 5 ⁄8” 1 ⁄16”
NAS1149F0763P AN960-716 29 ⁄64” ¾” 1 ⁄16”

AN970 Specification Flat Washers
Stock Number AN Dash Number Inside Diameter Outside Diameter Thickness

407-800 AN970-3 No. 10 7 ⁄8” 1 ⁄16”
407-801 AN970-4 17 ⁄64” 1 ⁄8” 1 ⁄16”
1
407-802 AN970-5 21 ⁄64” 1 ⁄8” 1 ⁄16”
3
5
407-803 AN970-6 25 ⁄64” 1 ⁄8” 1 ⁄16”

AN935 Specification Lock Washers
Stock Number AN Dash Number Bolt Size Inside Diameter Outside Diameter
AN935-4 AN935-4 No. 4 .115” .178”
AN935-6 AN935-6 No. 6 .143” .237”
MS35338-42 AN935-8 No. 8 .169” .263”
AN935-10 AN935-10 No. 10 .200” .325”
MS35338-44 AN935-416 ¼” 9 ⁄32” 15 ⁄32”
MS35338-45 AN935-516 5 ⁄16” 11 ⁄32” 19 ⁄32”
AN935-616 AN935-616 3 ⁄8” 13 ⁄32” 21 ⁄32”

Miscellaneous Hardware AN Specification Cotter Pins
Stock Description Unit Stock Number AN Number Size
Number AN380-2-2 AN380-2-2 1 ⁄16” x ½”
426-420 18 Ga. x ½” Cement Coated Nails Lb. MS24665-283 AN380-3-3 3 ⁄32” x ¾”
426-422 18 Ga. x ¾” Cement Coated Nails Lb. MS24665-289 AN380-3-6 3 ⁄32” x 1½”
487-523 No. 3 Insulated Staples C 424-074 AN380-5-3 5 ⁄32” x ¾”
487-526 No. 34 Kling Tite Staples C
427-002 No. 3 x ½” Wood Screw Flat Head C
427-421 No. 5 x ⁄16” Wood Screw Flat Head C Parker Kalon Screws
5
427-817 No. 3 x ½” Wood Screw Round Head C Stock Number Description
427-503 No. 4 x ½” Wood Screw Round Head C 4X1/4-PRA-SS No. 4 x ¼” Type A
3
427-831 No. 5 x ⁄16” Wood Screw Round Head C 6X3/8-TRA No. 6 x ⁄8” Type A
5
419-885 No. 4 x ¼” Type Z

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