NAS1291C4M Nut

Part#: NAS1291C4M NSN: 5310-00-894-3637

About this product NAS1291C4M Nut. * Manufacturer certifications are shipped with your order FREE of charge

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NAS1291C4M NAS1291C4M NAS1291C4M NAS1291C4M NAS1291C4M

Product Details

Part Number or Model NAS1291C4M
Description Nut
Schedule B Class
ECCN (Export Control Class) EAR99
Thread Size 0.250 inches
Thread Series Unf
Thread Qty Per Inch (tpi) 28
Thread Class 3b
Thread Direction Right-hand
Tempurature Rating 550 degree fahrenheit nominal
Surface Treatment Passivate
Overall Height 0.205 inches minimum and 0.219 inches maximum
Nut Style Hexagon
Material Steel corrosion resisting
Locking Feature Prevailing torque all metal design
Washer Outside Diameter 0.420 inches maximum
Washer Thickness 0.019 inches minimum
Width Across Flats 0.305 inches minimum and 0.316 inches maximum
Pricing and Availability
We have this product in stock, but with the high volume of orders we receive for it, an updated price quote needs to be issued. Please submit a request for a quote for updated pricing.

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  • NSN (National stock number)
    5310-00-894-3637
  • ECCN (Export Control Class)
    EAR99

Alternate(s)

  • H42-4
AeroBase Group is an ISO 9001:2015 + AS9120B audited and certified supplier.
ABG is AS9120B ISO:9001 Certified

NAS1291C Series Products

see all NAS1291C parts »
NAS1291C3M

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NAS1291C3M Self-Locking Extended Washer Nut, 5310-00-894-3638

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NAS1291C04M Self-Locking Extended Washer Nut, 5305-00-054-5650

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