Serving our customers with quality and safety first.
3a
RIGHT-Hand
0.444in. and 0.494in. ⁓1/2"
0.766in. and 0.796in. ⁓51/64"
oval countersunk
0.390in. and 0.395in.
0.2485in. and 0.2495in.
HIGH-Torque
0.250in. ⁓1/4"
0.302in. and 0.322in.
28
180000 pounds per square inch
39.0 rockwell c and 43.0 rockwell c
99.0 degrees and 101.0 degrees
32.0 microinches grip
32.0 microinches threads
steel comp 8740
MIL-S-6049 mil spec single material response
aluminum and chromate
MIL-C-83488 TY2 CL3 mil spec single treatment response
unjf
On 02/08/2012 under contract SPM5A212M1479 for qty 9,210
Unjf
Steel comp 8740
28
0.302 inches minimum and 0.322 inches maximum
Oval countersunk
0.444 inches minimum and 0.494 inches maximum
Right-hand
3a
Schedule B number: 7318152000
nmfc 093486
Bolts and bolts and their nuts or washers exported in the same shipment
FSC 5305 ⁓ Screws
unjf thread series aluminum surface treated 28 thread quantity per inch 0.302" grip length oval countersunk head style 0.444" thread length right-hand 3a thread class
1. | ST3M740-4L5 | Cage 58998 |
2. | ST3M740-4L5 | Cage 60516 |
3. | ST3M740-4L5 | Cage 76301 |
4. | ST3M740-4-5 | Cage 76301 |
5. | ST3M740-4L5 | Cage K5673 |
6. | 10115225 | Cage A486G |
7. | HT4053-4-5 | Cage 73197 |
8. | HT4053-4-5 | Cage 80539 |
9. | HT4053-4-5 | Cage 92215 |
10. | ST3M740-4-5 | Cage 92215 |
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.