NAS1291C4M

Locking Extended Washer Nut Self

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Description:

thread: 1/4-28, self locking, hex, low height, light weight, corrosion resistant steel, NAS1291 series nut

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NAS1291C4M
NAS1291C4M
NAS1291C4M
NAS1291C4M
Add to Cart Up to qty 3125 ships same day if ordered before 4pm EST
NAS1291C4M Price:
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$1.65 Each
Quantity:
Pre-packaged bag qty: 25 ea
* Sold in increments of 25
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NAS1291C4M Datasheet Features and Specification

Thread Size:
0.25 inches
Thread Series:
Unf (fine thread)
Thread Qty Per Inch (tpi):
28
Thread Direction:
Right-hand
Thread Class:
3b
Tempurature Rating:
550.0 degrees fahrenheit
Surface Treatment:
Passivate
Overall Height:
Between 0.205 inches and 0.219 inches
Nut Style:
Hexagon
Material:
Stainless steel
Locking Feature:
Prevailing torque all metal design
Washer Outside Diameter:
0.42 inches
Washer Thickness:
0.019 inches
Width Across Flats:
Between 0.305 inches and 0.316 inches
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNF
Thread Class 3B
Material Stainless Steel

Additional Information

Alternate Part Numbers

  • H42-4
SKU / Model: NAS1291C4M
NSN: 5310-00-894-3637
FSC: Nuts and Washers / 5310
Product Series: NAS1291C
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 25
Schedule B: 7318.16.0000
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1291C4M_Military-Fasteners-com.pdf
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Product Image Gallery

Product code NAS1291C4M
NAS1291C4M
NAS1291C4M
NAS1291C4M
NAS1291C4M

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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

I recently had the pleasure of working with Dan Hunter and I must say that my experience was nothing short of exceptional. Dan is the epitome of professionalism and knowledge in the Aerospace industry. From the moment I engaged with Dan, I was impressed by his deep understanding of the products/services he was selling. His expertise was evident as he patiently and thoroughly answered all of my questions, providing me with valuable insights that helped me make informed decisions. What sets Dan apart is his ability to build trust and establish rapport with customers effortlessly. I never felt pressured or rushed into making a purchase; instead, I felt supported and guided in finding the right solution for my needs. Ask for Dan if you are looking for a salesperson who goes above and beyond to deliver an exceptional customer experience.

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Great service and Very fast. Ramona was a great help. Keep up the great work!!

5.0

Your staff is courteous and well informed about your product line. Your inventory is excellent and competitively priced. The shipment always arrives as advertized and the boxes are well packed. I will continue to order my aircraft supplies from military fasteners

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