BACB30BF4K4

Machine Screw

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Description:

Fastener Length: 47/64", Thread: 1/4-28, Thread Length: 31/64

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BACB30BF4K4 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.444 inches minimum and 0.494 inches maximum
Fastener Length:
0.704 inches minimum and 0.734 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.446 inches minimum and 0.510 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Screw Material:
Nickel alloy k-500 or copper alloy 172 or copper alloy 173
Screw Material Specification:
Qq-n-286 class a fed spec 1st material response or qq-c-530 fed spec all material responses
Screw Surface Treatment:
Cadmium
Screw Surface Treatment Specification:
Qq-p-416 type 1 class 3 fed spec single treatment response
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Nickel
Length 47/64

Additional Information

SKU / Model: BACB30BF4K4
NSN: 5305-01-112-4337
FSC: Screws / 5305
Product Series: BACB30BF4K
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 139820, Nickel Bolts / Nails / Nuts / Rivets Etc
Download PDF Version
BACB30BF4K4_Military-Fasteners-com.pdf
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More BACB30BF4K machine screws

BACB30BF4K6

Fastener Length: 55/64in., Thread: 1/4-28, Thread Length: 15/32in.

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Customer Reviews

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Fast delivery, excellent choice on product that covers all types of aircraft. This range of product makes it easy to rebuild and maintenance your aircraft.

5.0

I needed a voltage regulator as soon as possible to get a school plane back up. I wasnt able to call in the order until right at the cut-off time. I asked to PLEASE try to get the order shipped that day, and she did. Thank you very much!!

4.0

Quite efficient and one gets the exact items ordered for...would use their services again

5.0

I was very pleased with the processing of my order from Military Fasteners. Placed my order very late on Thursday. Confirmation was immediate and received a tracking number the next day. It was delivered on the Monday. Excellent service from Military Fasteners

5.0