NAS517-4-1

Machine Screw

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Description:

length: 0.531", thread: 1/4-28 shear - close tolerance screw - alloy steel

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 2000 ships same day if ordered before 4pm EST

NAS517-4-1 Price:	buy now $0.65 Each
Quantity: Pre-packaged bag qty: 50 ea
* Sold in increments of 50

Thread Qty Per Inch (tpi):

Thread Direction:

Right-hand

Thread Length:

Between 0.385 inches and 0.531 inches

Thread Class:

Thread Diameter:

0.250 inches

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

Internal Drive Style:

Cross recess type 1

Material:

Steel

Material Specification:

Mil-s-6050 military specification single material response or an-s-9 military standard single material response

Head Style:

Flat countersunk

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 0.516 inches and 0.561 inches

Countersink Angle:

Between 99.0 degrees and 101.0 degrees

Thread Series Designator:

Unf (fine thread)

SKU / Model:	NAS51741
NSN:	5305-00-637-6949
FSC:	Screws / 5305
Product Series:	NAS517
Pack Weight (Approx.)	0.000 lb
Minimum Qty (MOQ):	50
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version NAS517-4-1_Military-Fasteners-com.pdf