NAS1580A4T4

Close Tolerance Screw

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Description:

length: 0.653", thread: 1/4-28 shear flush head bolt, alloy steel offset cruciform

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Add to Cart Up to qty 300 ships same day if ordered before 4pm EST

NAS1580A4T4 Price:	buy now $1.25 Each
Quantity: Pre-packaged bag qty: 50 ea
* Sold in increments of 50

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NAS1580A4T4 Datasheet Features and Specification

Countersink Angle:

100.0 degrees

Fastener Length:

Between 0.638 inches and 0.668 inches

Grip Diameter:

Between 0.2485 inches and 0.2495 inches

Grip Length:

Between 0.240 inches and 0.260 inches

Hardness Rating:

36.0 rockwell c and 40.0 rockwell c

Head Diameter:

Between 0.464 inches and 0.507 inches

Head Style:

Flat countersunk

Internal Drive Style:

Offset cruciform (torque set)

Material:

Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150

Min. Tensile Strength (psi):

160000 pounds per square inch

Thread Diameter:

0.250 inches

Specification Data:

80205-nas1580 professional/industrial association standard

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Surface Treatment:

Cadmium and chromate

Surface Treatment Specification:

Qq-p-416 ty2 cl2 federal specification single treatment response

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.378 inches and 0.428 inches

Thread Qty Per Inch (tpi):

Thread Series Designator:

Unjf (fine thread with external controlled root radius)

Quick Specs

Thread Size	1/4
Thread Qty	28
Thread Series	UNJF
Thread Class	3A
Material	Steel

Additional Information

SKU / Model:	NAS1580A4T4
NSN:	5305-01-057-0356
FSC:	Screws / 5305
Product Series:	NAS1580A
Pack Weight (Approx.)	0.469 lb
Minimum Qty (MOQ):	50
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version NAS1580A4T4_Military-Fasteners-com.pdf

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More NAS1580A close tolerance screws

NAS1580A4T9

length: 0.965", thread: 1/4-28 shear 100°, flush head bolt - alloy steel offset cruciform

NAS1580A4T8

$0.78 Each Length 0.903in. thread 1/4-28 shear flush head bolt alloy steel offset cruciform

NAS1580A4T6

$0.72 Each, Length: 0.778in., thread: 1/4-28 shear flush head bolt alloy steel offset cruciform

NAS1580A4T18

5305-01-059-1950 Close Tolerance Screw

NAS1580A4R14

$2.02 EA, Fastener Length: 1-9/32in., Thread: 1/4-28, Thread Length: 3/8in.

NAS1580A3T9

$0.50 Each, Length: 0.925in., thread: 10-32 shear flush head bolt alloy steel offset cruciform

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Product code NAS1580A4T4

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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.

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Military Fasteners provided the supplies needed to repair my prop. They had the exact items I needed, at a good price. My order was delivered in reasonable time, complete with instructions. The end result was a quality repair to get me back flyin again. Thank you! Steve

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