NAS1189-08P8BH

View detailed technical data, stock status, and sourcing information for: NAS1189-08P8BH
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-068-1294

Item Name Code

16282

Assigment Date

11/16/1978 (47 years ago)

flat countersunk head style, 0.339 inches minimum and 0.432 inches maximum thread length, 3a thread class, 0.469 inches minimum and 0.500 inches maximum fastener length, right-hand thread direction

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
Thread Length: 0.339 inches minimum and 0.432 inches maximum
Fastener Length: 0.469 inches minimum and 0.500 inches maximum
Head Style: flat countersunk
Head Diameter: 0.270 inches minimum and 0.332 inches maximum
Locking Feature: patch threads
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.9 microinches threads
Material: steel comp 4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1189 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-067-8755	No Name Available	06/01/1997
5305-00-639-0703	No Name Available	03/16/2017
5305-01-082-9505	No Name Available	06/01/1997

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
NAS1189-08P8BH	Socket Head Cap Screw
NK507-832-8	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-068-1294?

The FSCG of the NSN 5305-01-068-1294 is 5305

Does the NSN 5305-01-068-1294 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-068-1294 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 5305-01-068-1294 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-068-1294 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 5305-01-068-1294 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Thu, Nov 16, 1978