Part Number NAS1287C4 Extended Washer Self-locking Nut

SKU: 5310000569524

NAS1287C4 Extended Washer Self-locking Nut Datasheet

National aerospace standards part number NAS1287C4

Thread Direction:

Right-hand

Locking Feature:

Prevailing torque all metal design

Washer Outside Diameter:

0.416 inches

Counterbore Diameter:

0.254 inches nut

Overall Height:

0.280 inches

Nut Style:

Hexagon

Nut Counterbore Depth:

0.090 inches nut

Width Across Flats:

Between 0.304 inches and 0.316 inches

Tempurature Rating:

1400.0 degrees fahrenheit

Thread Series:

Unjf

Thready Qty Per Inch (tpi):

Hardness Rating:

Between 36.0 rockwell c and 42.0 rockwell c

Thread Size:

0.250 inches

Part Name Assigned By Controlling Agency:

Navy special project

Material Specification:

Ams 5756 assn standard single material response

Surface Treatment Specification:

Ams 6304 assn standard single treatment response locking insert

Manufacturer Cage:

80205

Trade Information:

Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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