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Drilled Jam Nut NAS1423-4

Description:

Thread: 1/4-28, drilled jam nut, thin

NAS1423-4 Details

National Stock Number (NSN) 5310-00-962-5166
Alternate Part Number N/A
Federal Supply Class (FSC) 5310
Unit of Measure (UOM) 5 /Ea.
Thread Class 3B
Thread Direction Right-hand
Nut Style Hexagon
Nut Height Between 0.115 inches and 0.135 inches
Drilled Hole Diameter 0.046 inches
Hole Type And Quantity 3 drilled
Width Across Flats Between 0.428 inches and 0.440 inches
Thread Series Unf
Thready Qty Per Inch (tpi) 28
Hardness Rating Between 34.0 Rockwell c and 38.0 Rockwell c
Thread Size 0.250 inches
Hole Configuration Style Configuration b
Countersink Angle 110.0 degrees nut
Bearing Surface Type Chambered or washer faced
Bearing Surface Finish 250.0 microinches
Material Steel comp 4130 or steel comp E4340 or steel comp 4340
Material Specification ML-S-6758 military specification 1ST material response or MIL-S-5000 military specification 2ND material response or MIL-S-5000 military specification 3RD material response
Surface Treatment Cadmium
Surface Treatment Specification QQ-P-416, type 2, cl 3 federal specification single treatment response

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