Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.425in. ⁓7/16"
1.3625in. ⁓1-3/8"
fillister countersunk
0.478in. and 0.488in.
0.0769in. and 0.0799in. ⁓3/32"
0.173in. and 0.183in.
0.2490in. and 0.2495in.
torx
B-2
0.2500in. ⁓1/4"
0.9375in.
28
160000 pounds per square inch
100.0 degrees
the screw is special due to the capped material (09A196-2) that is installed on top of the head; the height:head prot 0.0769 min 0.0799 max and width: gage dia 0.4243 min 0.4245 max of the cap material is very critical to the coatings of the aircraft; the fit of the cap material
gray top of head
plastic top of head
titanium alloy uns R56400 fastener
cap detail shall be permantly affixed to the bolt
unjf
Unjf
Titanium alloy uns r56400 fastener
Plastic top of head
28
0.9375 inches
Fillister countersunk
0.425 inches
Right-hand
3a
Schedule B number: 8108908000
nmfc 093486
Other wrought titanium
FSC 5305 ⁓ Screws
Used on B-2. unjf thread series the screw is special due to the capped material (09A196-2) that is installed on top of the head; the height:head prot 0.0769 min 0.0799 max 28 thread quantity per inch 0.9375" grip length fillister countersunk head style 0.425" thread length right-hand 3a thread class
1. | 03A519-4-15C | Cage 1W025 |
Nothing similar to this part number was found in our inventory
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.