NAS1578A4T6

Close Tolerance Screw

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Description:

length: 0.778", thread: 1/4-28, flat pan head, alloy steel offset cruciform, NAS1578 series screw

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NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
Add to Cart Up to qty 600 ships same day if ordered before 4pm EST
NAS1578A4T6 Price:
buy now
$2.11 Each
Quantity:
Pre-packaged bag qty: 25 ea
* Sold in increments of 25
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NAS1578A4T6 Datasheet Features and Specification

Thread Series Designator:
Unjf (fine thread with external controlled root radius)
Thread Qty Per Inch (tpi):
28
Thread Length:
Between 0.378 inches and 0.428 inches
Thread Diameter:
0.250 inches
Thread Direction:
Right-hand
Thread Class:
3a
Surface Treatment Specification:
Qq-p-416 ty2 cl2 federal specification single treatment response
Surface Finish:
32.0 microinches bearing surface of head
Surface Treatment:
Cadmium and chromate
Specification Data:
80205-nas1578 professional/industrial association standard
Surface Finish:
32.0 microinches threads
Min. Tensile Strength (psi):
160000 pounds per square inch
Internal Drive Style:
Offset cruciform (torque set)
Material:
Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 6150 or steel comp 8735
Head Style:
Pan no. 2
Head Height:
Between 0.140 inches and 0.150 inches
Head Diameter:
Between 0.477 inches and 0.492 inches
Hardness Rating:
36.0 rockwell c and 40.0 rockwell c
Grip Length:
Between 0.367 inches and 0.385 inches
Grip Diameter:
Between 0.2485 inches and 0.2495 inches
Fastener Length:
Between 0.763 inches and 0.793 inches
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNJF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: NAS1578A4T6
NSN: 5305-01-059-7471
FSC: Screws / 5305
Product Series: NAS1578A
Pack Weight (Approx.) 0.431 lb
Minimum Qty (MOQ): 25
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1578A4T6_Military-Fasteners-com.pdf
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More NAS1578A close tolerance screws

NAS1578A4T9

length: 0.965", thread: 1/4-28, flat pan head bolt - alloy steel offset cruciform

NAS1578A3T9

Close tolerance screw 5305-01-092-6074, Length: 0.925in., thread: 10-32, flat pan head bolt - alloy steel offset cruciform

NAS1578A3T8

$2.22 Each, Length: 0.863in., thread: 10-32, flat pan head bolt, alloy steel offset cruciform

NAS1578A3T7

length: 0.801", thread: 10-32, flat pan head bolt - alloy steel offset cruciform"

NAS1578A3T6

$1.32 Each, Length: 0.738in., thread: 10-32, flat pan head alloy steel offset cruciform

NAS1578A3T5

$0.60 Each, Length: 0.675in., thread: 10-32, flat pan head alloy steel offset cruciform

Product Image Gallery

Product code NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6
NAS1578A4T6

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