JHP68-142

View detailed technical data, stock status, and sourcing information for: JHP68-142
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-591-3435

Item Name Code

06660

Assigment Date

01/01/1963 (63 years ago)

round head style, 0.134 inches minimum and 0.232 inches maximum thread length, 2a thread class, right-hand thread direction, 0.219 inches minimum and 0.250 inches maximum fastener length

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: 0.134 inches minimum and 0.232 inches maximum
Fastener Length: 0.219 inches minimum and 0.250 inches maximum
Head Style: round
Head Diameter: 0.287 inches minimum and 0.309 inches maximum
Head Height: 0.107 inches minimum and 0.120 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Hardness Rating: 40.0 rockwell c minimum and 50.0 rockwell c maximum primary washer
Primary Washer Outside Diameter: 0.305 inches minimum and 0.320 inches maximum
Primary Washer Style: flat external teeth
Primary Washer Material Thickness: 0.018 inches minimum and 0.023 inches maximum
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 1,cl 3 fed spec 2nd treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6115-00-898-4097	No Name Available	06/10/1970
5305-01-030-4259	No Name Available	12/01/1978

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
124A9321AD004	Assembled Washer Screw
228320	Assembled Washer Screw
5305005913435	Assembled Washer Screw
JHP68-142	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-591-3435?

The FSCG of the NSN 5305-00-591-3435 is 5305

Does NSN 5305-00-591-3435 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 5305-00-591-3435 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-591-3435 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 5305-00-591-3435 was assigned to the Federal Catalog?

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