BACB30LU4-71

Bolt

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Description:

Fastener Length: 4-7/8", Thread: 1/4-28, Thread Length: 27/64"

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BACB30LU4-71 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches nominal
Fastener Length:
4.848 inches minimum and 4.878 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.455 inches minimum and 0.510 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.2500 inches
Grip Length:
4.428 inches minimum and 4.448 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Material:
Steel comp 4340 overall or steel comp 8740 overall
Material Specification:
Mil-s-5000 mil spec 1st material response overall or mil-s-6049 mil spec 2nd material response overall or ams 6322 assn std 2nd material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,ty2,cl2 fed spec single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 4-7/8

Additional Information

SKU / Model: BACB30LU471
NSN: 5305-01-193-6181
FSC: Screws / 5305
Product Series: BACB30LU4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
National Motor Freight: 096630, Screws Noi Brass / Bronze / Copper
Download PDF Version
BACB30LU4-71_Military-Fasteners-com.pdf
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