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AN501AC6-4

View detailed technical data, stock status, and sourcing information for: AN501AC6-4

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AN501AC6-4
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-156-2676
Item Name Code
06657
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.200 inches minimum and 0.250 inches maximum thread length, 2a thread class, right-hand thread direction, 0.219 inches minimum and 0.250 inches maximum fastener length, fillister head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
2a
Thread Direction
right-hand
Thread Length
0.200 inches minimum and 0.250 inches maximum
Fastener Length
0.219 inches minimum and 0.250 inches maximum
Head Style
fillister
Head Diameter
0.208 inches minimum and 0.226 inches maximum
Head Height
0.089 inches minimum and 0.096 inches maximum
Hole Diameter
0.046 inches nominal
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.138 inches
Hole Quantity
1
Thread Quantity Per Inch
40
Screw Material
steel comp 303 or steel comp 303se or steel comp 430 or steel comp 302
Screw Material Document And Classification
mil-s-7720 mil spec 1st material response or mil-s-18732 mil spec 2nd material response or mil-s-7720 mil spec 3rd material response or qq-s-763 fed spec 4th material response
Screw Surface Treatment
passivate
Head Hole Configuration Style
round
Thread Series Designator
unf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
AC501AC6-4 Machine Screw
AN501AC6-4 Machine Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-156-2676?
The FSCG of the NSN 5305-00-156-2676 is 5305
Does the NSN 5305-00-156-2676 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-156-2676 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-00-156-2676 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-156-2676 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-00-156-2676 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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