MS21083B4
Military Standard Locknut
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Description:
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Thread Size: 1/4", Nut Height: 7/32", Head Width: 27/64
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MS21083B4 Datasheet Features and Specification
Thread Class:
3b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque with nonmetallic insert
Lubrication:
Soluble lubricant
Nut Style:
Hexagon
Nut Height:
0.219 inches maximum
Width Across Flats:
0.430 inches minimum and 0.439 inches maximum
Tempurature Rating:
250.0 deg fahrenheit maximum
Thread Series:
Unf
Thready Qty Per Inch (tpi):
28
Thread Size:
0.250 inches
Countersink Angle:
88.0 degrees minimum nut
Bearing Surface Type:
Chamfered or washer faced
Bearing Surface Finish:
125.0 microinches
Material:
Copper alloy nut
Material:
Plastic polyamide channel
Surface Treatment:
Cadmium overall except insert and chromate overall except insert
Surface Treatment Specification:
Qq-p-416,ty 2,cl 2 fed spec all treatment responses overall except insert
Quick Specs
Thread Size | 1/4 |
Thread Qty | 28 |
Additional Information
SKU / Model: | MS21083B4 |
NSN: | 5310-00-936-9642 |
FSC: | Nuts and Washers / 5310 |
Product Series: | MS21083B |
Pack Weight (Approx.) | 0.000 lb |
Minimum Qty (MOQ): | 5 |
Schedule B: | 7318.16.0085 |
ECCN: | EAR99 |
National Motor Freight: | 139820, Nickel Bolts / Nails / Nuts / Rivets Etc |
Download PDF Version MS21083B4_Military-Fasteners-com.pdf |
|
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More MS21083B locknuts
MS21083B6
Thread Size: 3/8", Nut Height: 9/32", Head Width: 35/64"
MS21083B06
Thread Size: 1/8in., Nut Height: 9/64in., Head Width: 5/16in.
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