NAS6204-77

Bolt

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Description:

Fastener Length: 5-3/16", Thread: 1/4-28, Thread Length: "

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NAS6204-77 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.370 inches nominal
Fastener Length:
5.167 inches minimum and 5.197 inches maximum
Head Style:
Hexagon
Head Height:
0.125 inches minimum and 0.140 inches maximum
Width Between Flats:
0.429 inches minimum and 0.439 inches maximum
Grip Diameter:
0.249 inches minimum and 0.250 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
4.802 inches minimum and 4.822 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Hardness Rating:
36.0 rockwell c minimum overall and 40.0 rockwell c maximum overall
Surface Finish:
125.0 microinches sides of head
Surface Finish:
125.0 microinches top of head
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Steel comp 4340 overall or steel comp 8740 overall
Material Specification:
Mil-s-5000 uns g43400 mil spec 1st material response overall or mil-s-6049 mil spec 2nd material response overall or ams6322 uns g87400 assn std 2nd material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,type 2,class 2 fed spec all treatment responses overall
Supplementary Features:
Spec intmd lg 4.812 in. nom /grip -77/; close tol appl
Thread Series Designator:
Unjf
Specification Data:
80205-nas6204 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 5-3/16

Additional Information

SKU / Model: NAS620477
NSN: 5306-01-278-5320
FSC: Bolts / 5306
Product Series: NAS6204
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.2010
ECCN: 9A991
Download PDF Version
NAS6204-77_Military-Fasteners-com.pdf
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