NAS4204U12
Bolt
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Description:
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Fastener Length: 1-3/16", Thread: 1/4-28, Thread Length: 27/64"
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NAS4204U12 Datasheet Features and Specification
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches nominal
Fastener Length:
1.160 inches minimum and 1.190 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.4564 inches minimum and 0.508 inches maximum
Grip Diameter:
0.249 inches minimum and 0.250 inches maximum
Internal Drive Style:
Tri-wing recess
Thread Diameter:
0.250 inches
Grip Length:
0.740 inches minimum and 0.760 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish:
125.0 microinches grip
Surface Finish:
125.0 microinches top of head
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5731 assn std single material response overall or ams 5737,uns k66286 assn std single material response overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Supplementary Features:
Tri-wing recess no. nas4000-6
Thread Series Designator:
Unjf
Specification Data:
80205-nas4003 professional/industrial association standard and 80205-nas4204/canceled/ professional/industrial association standard
Nondefinitive Specification/std Data:
1 class and a type and 3 table and 0.250-28 size
Quick Specs
| Thread Size | 1/4 |
| Thread Qty | 28 |
| Material | Iron |
| Length | 1-3/16 |
Additional Information
| SKU / Model: | NAS4204U12 |
| NSN: | 5305-01-297-8020 |
| FSC: | Screws / 5305 |
| Pack Weight (Approx.) | 0.000 lb |
| Minimum Qty (MOQ): | 1 EA |
| Schedule B: | 7318.15.8085 |
| ECCN: | EAR99 |
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Download PDF Version NAS4204U12_Military-Fasteners-com.pdf |
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Fastener Length: 1-5/8", Thread: 1/4-28, Thread Length: 27/64"
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