NAS1291-8

Locking Extended Washer Nut Self

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Description:

thread: 1/2-20, self locking, hexagon nut, low height, light weight, cadmium plated steel, locknut, NAS1291 series nut

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NAS1291-8
NAS1291-8
NAS1291-8
NAS1291-8
Add to Cart Up to qty 105 ships same day if ordered before 4pm EST
NAS1291-8 Price:
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$9.50 Each
Quantity:
Pre-packaged bag qty: 5 ea
* Sold in increments of 5
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NAS1291-8 Datasheet Features and Specification

Width Across Flats:
Between 0.556 inches and 0.566 inches
Washer Thickness:
0.04 inches
Washer Outside Diameter:
0.814 inches
Thread Series:
Unjf (fine thread with external controlled root radius)
Thread Size:
0.5 inches
Thread Qty Per Inch (tpi):
20
Tempurature Rating:
450 degrees fahrenheit
Thread Class:
3b
Thread Direction:
Right-hand
Surface Treatment Specification:
Qq-p-416 federal specification single treatment response
Surface Treatment:
Cadmium
Specification Data:
80205-nas1291 professional/industrial association standard
Special Features:
Weapon system essential
Overall Height:
Between 0.35 inches and 0.41 inches
Nut Style:
Hexagon
Material:
Steel
Lubrication:
Dry film lubricant
Locking Feature:
Prevailing torque all metal design
Criticality Code Justification:
Feat
Quick Specs
Thread Size 1/2
Thread Qty 20
Thread Series UNJF
Thread Class 3B
Material Steel

Additional Information

SKU / Model: NAS12918
NSN: 5310-00-677-0659
FSC: Nuts and Washers / 5310
Product Series: NAS1291
Pack Weight (Approx.) 0.099 lb
Minimum Qty (MOQ): 5
Schedule B: 7318.16.0085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1291-8_Military-Fasteners-com.pdf
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Product Image Gallery

Product code NAS1291-8
NAS1291-8
NAS1291-8
NAS1291-8
NAS1291-8

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Trisha Hawkins is the best! Very helpful!

5.0

Great service. Product was exactly as ordered and was delivered in a timely manner. Great service and I will shop here again.

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At every point, Dania McLean's help was crucial and showed a great dedication to the business. She handled my questions with amazing skill right away, making sure every one of them received a comprehensive and perceptive answer. Her unwavering professionalism and contagious optimism, which made every interaction enjoyable, were what really stood out.

5.0

As always, orders are shipped promptly and received when expected. Rarely can you find products at lower cost than at Military Fasteners. The web site is easy to use. My favorite place to order from. When looking for aviation products, I always go to Military Fasteners first.

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