MS21244-4

Military Standard Plain Castellated Hexagon Nut

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Description:

Assembled washer, 1/4-28 unjf thread, A grade steel, MS21244 series nut

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MS21244-4
MS21244-4
MS21244-4
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MS21244-4 Datasheet Features and Specification

Thread Class:
3b
Thread Direction:
Right-hand
Washer Outside Diameter:
0.530 inches minimum and 0.560 inches maximum
Counterbore Diameter:
0.299 inches minimum nut and 0.309 inches maximum nut
Overall Height:
0.365 inches minimum and 0.405 inches maximum
Nut Style:
Flat with turned back edge
Nut Counterbore Depth:
0.172 inches minimum nut and 0.192 inches maximum nut
Width Across Flats:
0.430 inches minimum and 0.439 inches maximum
Tempurature Rating:
450.0 deg fahrenheit maximum
Thread Series:
Unjf
Thready Qty Per Inch (tpi):
28
Thread Size:
0.250 inches
Bearing Surface Finish:
125.0 microinches
Material:
Steel comp 302 washer or steel comp 321 washer
Material:
Steel nut
Surface Treatment:
Cadmium nut and chromate nut
Surface Treatment:
Passivate washer
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response washer
Surface Treatment Specification:
Qq-p-416 type 2 class 2 fed spec single treatment response nut
Nondefinitive Specification/std Data:
A grade
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel

Additional Information

Alternate Part Numbers

  • MSY03919
SKU / Model: MS212444
NSN: 5310-00-126-5753
FSC: Nuts and Washers / 5310
Product Series: MS21244
Pack Weight (Approx.) 0.125 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.16.0085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS21244-4_Military-Fasteners-com.pdf
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More MS21244 plain castellated hexagon nuts

MS21244-10

MS21244-10 unjf 3b hexagon nut 5/8-18 thread

Product Image Gallery

Product code MS21244-4
MS21244-4
MS21244-4
MS21244-4

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