HT4049-4-8
Screw
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Description:
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Fastener Length: 53/64", Thread: 1/4-28, Thread Length: 21/64"
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HT4049-4-8 Datasheet Features and Specification
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.291 inches minimum and 0.341 inches maximum
Fastener Length:
0.801 inches minimum and 0.831 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.497 inches minimum and 0.507 inches maximum
Grip Diameter:
0.2490 inches minimum and 0.2495 inches maximum
Internal Drive Style:
High-torque
Thread Diameter:
0.250 inches
Grip Length:
0.490 inches minimum and 0.510 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Steel comp xm-13 overall
Material Specification:
Ams 5629 assn std single material response overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
| Thread Size | 1/4 |
| Thread Qty | 28 |
| Material | Steel |
| Length | 53/64 |
Additional Information
| SKU / Model: | HT404948 |
| NSN: | 5305-01-146-7292 |
| FSC: | Screws / 5305 |
| Product Series: | HT4049 |
| Pack Weight (Approx.) | 0.000 lb |
| Minimum Qty (MOQ): | 5 EA |
| Schedule B: | 7318.15.6080 |
| ECCN: | EAR99 |
| National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
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Download PDF Version HT4049-4-8_Military-Fasteners-com.pdf |
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More HT4049 machine screws
HT4049-4-5
Fastener Length: 41/64", Thread: 1/4-28, Thread Length: 21/64"
HT4049-4-10
Fastener Length: 61/64", Thread: 1/4-28, Thread Length: 21/64"
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