N256316R0UNDHEA

View detailed technical data, stock status, and sourcing information for: N256316R0UNDHEA
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-716-8371

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 0.188 inches nominal fastener length, 2a thread class, 0.188 inches minimum thread length, round 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: 0.188 inches minimum
Fastener Length: 0.188 inches nominal
Head Style: round
Head Diameter: 0.146 inches minimum and 0.162 inches maximum
Head Height: 0.056 inches minimum and 0.067 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Screw Material: plastic polyamide (nylon)
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
10015858-060	Machine Screw
26P801-011	Machine Screw
N256-3-16	Machine Screw
N256316R0UNDHEA	Machine Screw
RHNY-002-9	Machine Screw
RHNY-002NA	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-716-8371?

The FSCG of the NSN 5305-00-716-8371 is 5305

Does the NSN 5305-00-716-8371 have a Schedule B code assigned?

Yes, the Schedule B code is 3926909987

Does NSN 5305-00-716-8371 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 5305-00-716-8371 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-716-8371 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 5305-00-716-8371 was assigned to the Federal Catalog?

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