NAS1189-04P3J

View detailed technical data, stock status, and sourcing information for: NAS1189-04P3J
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-661-8237

Item Name Code

06657

Assigment Date

03/16/2017 (9 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

0.177 inches nominal head diameter, 0.157 inches minimum and 0.188 inches maximum fastener length, right-hand thread direction, flat countersunk head style, 3a thread class

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Fastener Length: 0.157 inches minimum and 0.188 inches maximum
Head Style: flat countersunk
Head Diameter: 0.177 inches nominal
Internal Drive Style: cruciform ribbed
End Item Identification: 5865-01-596-9601
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: screw, self-locking-flat
Screw Material: steel
Screw Material Document And Classification: nas498 national spec single material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416, type ii, class 2 fed spec single treatment response
Thread Series Designator: unjc

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
NAS1189-04P3J	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-661-8237?

The FSCG of the NSN 5305-01-661-8237 is 5305

Does the NSN 5305-01-661-8237 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-661-8237 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 5305-01-661-8237 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-661-8237 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 5305-01-661-8237 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Thu, Mar 16, 2017