NAS1581F4T4

Close Tolerance Screw

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Description:

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

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Add to Cart Up to qty 100 ships same day if ordered before 4pm EST

NAS1581F4T4 Price:	buy now $0.79 Each
Quantity: Pre-packaged bag qty: 50 ea
* Sold in increments of 50

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NAS1581F4T4 Datasheet Features and Specification

Countersink Angle:

100.0 degrees

Fastener Length:

0.653 inches

Grip Diameter:

Between 0.248 inches and 0.249 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 0.350 inches and 0.399 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

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Surface Treatment:

Cadmium or chromate

Surface Treatment Specification:

Cl2 federal specification single treatment response ty2 qq-p-416

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.403 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
Length	5/8

Additional Information

SKU / Model:	NAS1581F4T4
NSN:	5305-01-417-4446
FSC:	Screws / 5305
Product Series:	NAS1581F4T
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 NAS1581F4T4_Military-Fasteners-com.pdf

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More NAS1581F4T close tolerance screws

NAS1581F4T9

Length: 0.965in., thread: 1/4-28 shear, flush reduced head bolt, alloy steel offset cruciform

NAS1581F4T8

length: 0.903", thread: 1/4-28 shear 100°, flush reduced head bolt - alloy steel offset cruciform

NAS1581F4T7

length: 0.841", thread: 1/4-28 shear 100°, flush reduced head bolt - alloy steel offset cruciform

NAS1581F4T6

$0.90 Each, Length: 0.778in., thread: 1/4-28 shear, flush reduced head bolt, alloy steel offset cruciform

NAS1581F4T5

Length: 0.715in., thread: 1/4-28 shear, flush reduced head bolt, alloy steel offset cruciform

NAS1581F4T3

Length: 0.590in., thread: 1/4-28 shear, flush reduced head bolt, alloy steel offset cruciform

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Product code NAS1581F4T4

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Everything I ordered was delivered quickly, packaged well. In fact, all of my prior orders as well.

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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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