AN4 BOLTS 1/4-28 UNDRILLED

AN4 BOLTS 1/4-28 UNDRILLED
AN4 BOLTS 1/4-28 UNDRILLED

Hex head, grade 8, aircraft bolts, made of high-strength alloy steel (type 8740 most commonly used).
Minimum tensile strength 125,000 PSI. Cadmium plated per specification QQ-P-416A, Type II, Class 3.
Available drilled shank for cotter pin or undrilled for stop nut, and with or without drilled head for safety wire.

Undrilled shank = letter "A" after the dash number (AN4-10A)
Drilled head = letter "H" after the AN number (AN4H-10) 

Length of AN aircraft bolts is measured from under the head to the end of the shank. The 'grip' is the smooth portion of the shank (un-threaded).


Bolts are Cad I (silver color) unless indicated by an * which are Cad II (gold color)
1254
DIA / THREAD NOMINAL LENGTH GRIP LENGTH PART # Price ea  
1/4" - 28 15/32 1/16 AN4-3A $0.20 Order
1/4" - 28 17/32 1/16 AN4-4A* $0.23 Order
1/4" - 28 21/32 3/16 AN4-5A* $0.25 Order
1/4" - 28 25/32 5/16 AN4-6A* $0.25 Order
1/4" - 28 1-1/32 9/16 AN4-10A $0.35 Order
1/4" - 28 3-9/32 2-13/16 AN4-32A $0.50 Order
1/4" - 28 3-13/32 2-15/16 AN4-33A $0.75 Order
1/4" - 28 3-17/32 3-1/16 AN4-34A $0.85 Order
1/4" - 28 3-21/32 3-3/16 AN4-35A $1.00 Order
1/4" - 28 4-1/32 3-9/16 AN4H-40A* $1.50 Order
1/4" - 28 4-5/32 3-11/16 AN4-41A $1.75 Order
1/4" - 28 4-9/32 3-13/16 AN4-42A $1.75 Order
1/4" - 28 4-17/32 4-1/16 AN4-44A $2.10 Order
1/4" - 28 4-25/32 4-5/16 AN4-46A $2.40 Order
1/4" - 28 5-1/32 4-9/16 AN4-50A $2.75 Order
1/4" - 28 5-5/32 4-11/16 AN4-51A $5.50 Order
1/4" - 28 5-29/32 5-7/16 AN4-57A $5.50 Order

Available Products

DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
15/32
GRIP LENGTH:
1/16
PART #:
AN4-3A
Price:
$0.20
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
17/32
GRIP LENGTH:
1/16
PART #:
AN4-4A*
Price:
$0.23
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
21/32
GRIP LENGTH:
3/16
PART #:
AN4-5A*
Price:
$0.25
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
25/32
GRIP LENGTH:
5/16
PART #:
AN4-6A*
Price:
$0.25
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
1-1/32
GRIP LENGTH:
9/16
PART #:
AN4-10A
Price:
$0.35
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
3-9/32
GRIP LENGTH:
2-13/16
PART #:
AN4-32A
Price:
$0.50
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
3-13/32
GRIP LENGTH:
2-15/16
PART #:
AN4-33A
Price:
$0.75
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
3-17/32
GRIP LENGTH:
3-1/16
PART #:
AN4-34A
Price:
$0.85
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
3-21/32
GRIP LENGTH:
3-3/16
PART #:
AN4-35A
Price:
$1.00
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
4-1/32
GRIP LENGTH:
3-9/16
PART #:
AN4H-40A*
Price:
$1.50
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
4-5/32
GRIP LENGTH:
3-11/16
PART #:
AN4-41A
Price:
$1.75
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
4-9/32
GRIP LENGTH:
3-13/16
PART #:
AN4-42A
Price:
$1.75
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
4-17/32
GRIP LENGTH:
4-1/16
PART #:
AN4-44A
Price:
$2.10
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
4-25/32
GRIP LENGTH:
4-5/16
PART #:
AN4-46A
Price:
$2.40
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
5-1/32
GRIP LENGTH:
4-9/16
PART #:
AN4-50A
Price:
$2.75
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
5-5/32
GRIP LENGTH:
4-11/16
PART #:
AN4-51A
Price:
$5.50
DIA / THREAD:
1/4" - 28
NOMINAL LENGTH:
5-29/32
GRIP LENGTH:
5-7/16
PART #:
AN4-57A
Price:
$5.50