NAS1581C4T7

Close Tolerance Screw

email this to someone

Description:

length: 0.841", thread: 1/2-28 shear, flush reduced head bolt, cadmium plated corrosion resistant steel, offset cruciform

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 125 ships same day if ordered before 4pm EST

NAS1581C4T7 Price:	buy now $7.51 Each
Quantity: Pre-packaged bag qty: 5 ea
* Sold in increments of 5

Add item to quote

NAS1581C4T7 Datasheet Features and Specification

Countersink Angle:

Between 99.0 degrees and 101.0 degrees

Fastener Length:

Between 0.826 inches and 0.856 inches

Grip Diameter:

Between 0.2485 inches and 0.2495 inches

Grip Length:

Between 0.428 inches and 0.448 inches

Head Diameter:

Between 0.350 inches and 0.399 inches

Head Style:

Flat countersunk

Internal Drive Style:

Offset cruciform (torque set)

Material:

Iron alloy 660

Material Specification:

Ams 5731 assn standard single material response or ams 5732 assn standard single material response or ams 5737 assn standard single material response

Min. Tensile Strength (psi):

160000 pounds per square inch

Thread Diameter:

0.250 inches

Specification Data:

80205-nas1581 professional/industrial association standard

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Surface Treatment:

Passivate

Surface Treatment Specification:

Qq-p-35 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	Iron

Additional Information

SKU / Model:	NAS1581C4T7
NSN:	5305-01-073-0956
FSC:	Screws / 5305
Product Series:	NAS1581C4T
Pack Weight (Approx.)	0.062 lb
Minimum Qty (MOQ):	5
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version NAS1581C4T7_Military-Fasteners-com.pdf

* report an issue on this page

More NAS1581C4T close tolerance screws

NAS1581C4T8

length: 0.903", thread: 1/2-28 shear 100°, flush reduced head bolt - cadmium plated corrosion resistant steel - offset cruciform

NAS1581C4T6

Length: 0.778in., thread: 1/2-28 shear flush reduced head cadmium plated corrosion resistant steel offset cruciform

NAS1581C4T5

Length: 0.715in., thread: 1/2-28 shear flush reduced head bolt cadmium plated corrosion resistant steel offset cruciform

NAS1581C4T4P

length: 0.653", thread: 1/2-28 shear 100°, flush reduced head bolt - cadmium plated corrosion resistant steel - offset cruciform

NAS1581C4T4

Length: 0.653in., thread: 1/2-28 shear flush reduced head bolt cadmium plated corrosion resistant steel offset cruciform

NAS1581C4T3

Length: 0.590in., thread: 1/2-28 shear flush reduced head cadmium plated corrosion resistant steel offset cruciform

Product Image Gallery

Product code NAS1581C4T7

Have a question

If you require a quote on this or any product please visit our quote request page »

Browse our frequently asked questions page.

You may contact us by phone at +1 (904) 543-6395 or email us using our contact form.

Our hours of operation are 8:00am - 6:00pm EST

Customer Reviews

View our Google profile

Lyanna M.

You're the best of the best! Thanks for being there for all of us!

5.0

Tim C.

Excellent customer service. One of my orders was damaged in shipping and they replaced it immediately. Thank you for the support.

5.0

Holly B.

Ordered on a Monday evening and arrived in New Zealand Friday afternoon. Very good prompt service and the compass was installed on the Saturday after calibration. Thanks Military Fasteners!

5.0

Justin P.

Trisha Hawkins has been very helpful and easy to deal with. Any rush orders or just orders in general, she makes sure I get it within the time requested.

5.0