AN531-4-4

Aeronautical Standard Screw

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Description:

Fastener Length: 1/4"

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AN531-4-4 Datasheet Features and Specification

Fastener Length:
0.250 inches nominal
Head Style:
Flat countersunk
Head Diameter:
0.216 inches minimum and 0.225 inches maximum
Internal Drive Style:
Slot
Nonmachine Thread Style:
Dog type (type b or c)
Countersink Angle:
80.0 degrees minimum and 82.0 degrees maximum
Nonmachine Thread Diameter:
0.112 inches
Material:
Steel comp 4130 overall
Material Specification:
Qq-s-685 cond n fed spec single material response overall
Surface Treatment:
Cadmium overall or zinc overall
Quick Specs
Material Steel
Length 1/4

Additional Information

SKU / Model: AN53144
NSN: 5305-00-167-2348
FSC: Screws / 5305
Product Series: AN531
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 35 EA
Schedule B: 7318.15.6080
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN531-4-4_Military-Fasteners-com.pdf
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As normal with Military Fasteners for many years, no issues. I order the parts needed and they send them. Just fair prices and good service.

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When I order from AS your staff is always knowledgeable on your products, quick to help customers, no phone call holds waiting time period, competitive pricing and fast standard delivery.

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