NAS1291C8M

Locking Extended Washer Nut Self

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Description:

thread: 1/2-20, self locking, hex nut, low height, light weight, corrosion resistant steel, NAS1291 series nut

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NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
Add to Cart Up to qty 150 ships same day if ordered before 4pm EST
NAS1291C8M Price:
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$12.95 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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NAS1291C8M Datasheet Features and Specification

Thread Series:
Unjf (fine thread with external controlled root radius)
Thread Qty Per Inch (tpi):
20
Thread Direction:
Right-hand
Thread Class:
3b
Surface Treatment:
Passivate
Tempurature Rating:
450.0 degrees fahrenheit
Overall Height:
Between 0.350 inches and 0.410 inches
Nut Style:
Hexagon
Material Specification:
Ams 5732 assn standard single material response or ams 5737 assn standard single material response or ams 5525 assn standard single material response
Material:
Iron alloy 660
Lubrication:
Dry film lubricant
Locking Feature:
Prevailing torque all metal design
Countersink Angle:
120.0 degrees nut
Thread Size:
0.500 inches
Washer Outside Diameter:
0.814 inches
Washer Thickness:
0.040 inches
Width Across Flats:
Between 0.556 inches and 0.566 inches
Quick Specs
Thread Size 1/2
Thread Qty 20
Thread Series UNJF
Thread Class 3B
Material Iron

Additional Information

Alternate Part Numbers

  • 1DAX86A802011
SKU / Model: NAS1291C8M
NSN: 5310-00-458-2115
FSC: Nuts and Washers / 5310
Product Series: NAS1291C
Pack Weight (Approx.) 0.182 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.16.0085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1291C8M_Military-Fasteners-com.pdf
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Product Image Gallery

Product code NAS1291C8M
NAS1291C8M
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NAS1291C8M
NAS1291C8M

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As always, my order was filled accurately and arrived quickly. The one item not in stock in California arrived two days later from another store. Over the years, whether a large order or just a few items,I have received the same quick service. My suggestion? Continue the excellent customer service.

4.0

My experience with Military Fasteners has always been pleasant. It is very easy to shop with them and their shipping is always fast and efficient.

4.5

Excellent selection, fair pricing, and shipped VERY quickly! Well done!

5.0

You all are Awesome! I am restoring a 1946 all aluminum camper and have come to you several times for materials needed. Every time I order, I get a quality product at a fair price in a timely manner. I couldn't ask for more.

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