AN505B3R3

View detailed technical data, stock status, and sourcing information for: AN505B3R3
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part AN505B3R3 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-151-0747

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.

2a thread class, right-hand thread direction, 0.146 inches minimum and 0.188 inches maximum thread length, 0.156 inches minimum and 0.188 inches maximum fastener length, flat countersunk 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: 0.146 inches minimum and 0.188 inches maximum
Fastener Length: 0.156 inches minimum and 0.188 inches maximum
Head Style: flat countersunk
Head Diameter: 0.175 inches minimum and 0.199 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.099 inches
Thread Quantity Per Inch: 48
Minimum Tensile Strength: 55000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: copper alloy
Screw Material Document And Classification: qq-b-613 fed spec single material response or qq-b-626 fed spec single material response or qq-w-321 fed spec single material response
Thread Series Designator: unc

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
AN505B3R3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-151-0747?

The FSCG of the NSN 5305-00-151-0747 is 5305

Does the NSN 5305-00-151-0747 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-151-0747 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 5305-00-151-0747 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-151-0747 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 5305-00-151-0747 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963