BACB30LU4-9
Close Tolerance Bolt
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Description:
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Fastener Length: 63/64", Thread: 1/4-28, Thread Length: 7/16", BACB30 series bolt
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BACB30LU4-9 Datasheet Features and Specification
Countersink Angle:
100.0 degrees
Fastener Length:
Between 0.972 inches and 1.002 inches
Grip Diameter:
Between 0.2485 inches and 0.2495 inches
Grip Length:
Between 0.552 inches and 0.572 inches
Head Diameter:
Between 0.455 inches and 0.510 inches
Head Style:
Flat countersunk
Internal Drive Style:
Cross recess type 1
Material:
Steel comp e4340 or steel comp 4340 or steel comp 8740
Thread Diameter:
0.250 inches
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Surface Treatment:
Cadmium and chromate
Surface Treatment Specification:
Type 2 class 2 federal specification single treatment response qq-p-416
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 0.400 inches and 0.450 inches
Thread Qty Per Inch (tpi):
28
Thread Series Designator:
Unjf (fine thread with external controlled root radius)
Quick Specs
| Thread Size | 1/4 |
| Thread Qty | 28 |
| Thread Series | UNJF |
| Thread Class | 3A |
| Material | Steel |
Additional Information
| SKU / Model: | BACB30LU49 |
| NSN: | 5305-01-054-2530 |
| FSC: | Screws / 5305 |
| Product Series: | BACB30LU |
| Pack Weight (Approx.) | 0.353 lb |
| Minimum Qty (MOQ): | 25 |
| ECCN: | EAR99 |
| National Motor Freight: | 096630, Screws Noi Brass / Bronze / Copper |
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Download PDF Version BACB30LU4-9_Military-Fasteners-com.pdf |
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Product code BACB30LU4-9
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