NATO Stock Number
5320-01-527-5157
Sold in multiples of
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Identification Code Color
Blue
Fastener Length
1.233 inches
Head Style
Countersunk w/reverse chamfer
Head Height
Between 0.130 inches and 0.140 inches
Width Between Flats
Between 0.197 inches and 0.217 inches
Shank Diameter
Between 0.3735 inches and 0.3745 inches
Shank Style
Pin-rivet, straight, threaded
Head Major Diameter
Between 0.530 inches and 0.565 inches
Collar Outside Diameter
Between 0.622 inches and 0.628 inches
Collarheight
Between 0.724 inches and 0.744 inches
Lubrication
Cetyl alcohol, specification 305, hi-shear corp
Collar Inside Diameter
Between 0.376 inches and 0.388 inches
Grip Length
0.688 inches
Features Provided
Washer
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
160000 pounds per square inch
Thread Size
0.375 inches
Countersink Angle
Between 90.0 degrees and 100.0 degrees
Collar Style
Threaded break off type
Material
Aluminum alloy washer
Material
Steel body
Material
Stainless steel collar
Surface Treatment
Anodize washer
Surface Treatment
Cadmium body
Surface Treatment
Cadmium collar
Thread Series Designator
Unjf