Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.398in. ⁓13/32"
2.142in. and 2.172in. ⁓2-11/64"
oval countersunk
0.390in. and 0.395in.
0.2490in. and 0.2495in.
0.076in. first hole and 0.081in. first hole
HIGH-Torque
0.250in. ⁓1/4"
1.678in. and 1.698in.
28
95000 pounds per square inch
99.0 degrees and 101.0 degrees
2.072in. first hole and 2.098in. first hole
32.0 microinches bearing surface of HEAD32.0 microinches GRIP32.0 microinches threads
titanium alloy uns R56400
AMS4928 assn std single material response or AMS4967 assn std single material response
unjf
1EA
Unjf
Titanium alloy uns r56400
28
1.678 inches minimum and 1.698 inches maximum
Oval countersunk
0.398 inches
Right-hand
3a
Schedule B number: 8109900000
nmfc 093486
Zirconium and articles thereof nesoi
FSC 5305 ⁓ Screws
unjf thread series 28 thread quantity per inch 1.678" grip length oval countersunk head style 0.398" thread length right-hand 3a thread class
1. | HT4028L4-27 | Cage 17446 |
2. | 11909V4L27-1 | Cage 59563 |
3. | HT4028L4-27 | Cage 73197 |
4. | HT4028L4-27 | Cage 80539 |
5. | HT4028L4-27 | Cage K5676 |
6. | HT4028L4-27 | Cage L4528 |
7. | HT4028L4-27 | Cage 92215 |
8. | HT4028L4-27 | Cage 17419 |
9. | HT4028L4-27 | Cage 76301 |
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.