NAS517-4-18

Machine Screw

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Description:

Fastener Length: 1-39/64", Thread: 1/4-28, Thread Length: 1/2

* Manufacturer certifications are shipped with your order FREE of charge
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
Add to Cart Up to qty 325 ships same day if ordered before 4pm EST
NAS517-4-18 Price:
buy now
$1.65 Each
Quantity:
Pre-packaged bag qty: 25 ea
* Sold in increments of 25
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NAS517-4-18 Datasheet Features and Specification

Surface Treatment Specification:
Qq-p-416 type 2 cl 3 federal specification single treatment response
Surface Treatment:
Cadmium and chromate
Min. Tensile Strength (psi):
160000 pounds per square inch
Material Specification:
Mil-s-6050 military specification single material response or an-s-9 military standard single material response
Material:
Steel
Head Style:
Flat countersunk
Internal Drive Style:
Cross recess type 1
Head Diameter:
Between 0.452 inches and 0.510 inches
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Fastener Length:
Between 1.579 inches and 1.624 inches
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Thread Class:
3a
Thread Diameter:
0.250 inches
Thread Direction:
Right-hand
Thread Length:
Between 0.368 inches and 0.514 inches
Thread Qty Per Inch (tpi):
28
Thread Series Designator:
Unf (fine thread)
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: NAS517418
NSN: 5305-00-637-7907
FSC: Screws / 5305
Product Series: NAS517
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 25
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS517-4-18_Military-Fasteners-com.pdf
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More NAS517 machine screws

NAS517-8-6

Fastener Length: 1-9/64", Thread: 1/2-20, Thread Length: 25/32"

NAS517-6-9

$2.10 EA, Fastener Length: 1-13/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-6

$3.90 EA, Fastener Length: 63/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-5

$1.50 EA, Fastener Length: 61/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-28

$44.70 Ea

NAS517-6-27

Fastener Length: 2-21/64", Thread: 3/8-24, Thread Length: 21/32"

Product Image Gallery

Product code NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18

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The products sent allowed the repair to be completed in a timely manner. Thank you for Military Fasteners being there and having parts available to allow our vintage aircraft to continue flight.

5.0

Service was great, shipped and received with paperwork as promised, definitely would give a two thumbs up.

5.0

The order was complete and arrived by mail in short order. The staff who took my order was very helpful and answered my questions. Very pleased, thanks to military fasteners

5.0

All of my orders have originated thru your online system and have arrived on time as advertised. Your system performs great. I can decide while ordering how I want it shipped and what cost. All things said, I find your system very easy to order thru.

5.0