70857

View detailed technical data, stock status, and sourcing information for: 70857
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-408-0129

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 0.250 inches maximum thread length, 2a thread class, 0.250 inches nominal fastener length, binding 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: 0.250 inches maximum
Fastener Length: 0.250 inches nominal
Head Style: binding
Head Diameter: 0.275 inches minimum and 0.290 inches maximum
Head Height: 0.071 inches minimum and 0.080 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Screw Material: steel
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-680-9200	No Name Available	06/22/1966

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
060	Machine Screw
16JC3E	Machine Screw
211-0504-00	Machine Screw
211-504	Machine Screw
655-014-9006	Machine Screw
70857	Machine Screw
8186861	Machine Screw
BP62974	Machine Screw
HK950508-632	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-408-0129?

The FSCG of the NSN 5305-00-408-0129 is 5305

Does the NSN 5305-00-408-0129 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-408-0129 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 5305-00-408-0129 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-408-0129 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 5305-00-408-0129 was assigned to the Federal Catalog?

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