DIN979M20X1.5

View detailed technical data, stock status, and sourcing information for: DIN979M20X1.5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-272-4821

Item Name Code

01859

Assigment Date

02/10/1988 (38 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

29.16 millimeters minimum and 30.00 millimeters maximum width across flats, iso m thread series, 15.3 millimeters minimum and 16.0 millimeters maximum nut height, slotted, hexagon nut style, 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 Direction: right-hand
Nut Style: slotted, hexagon
Nut Height: 15.3 millimeters minimum and 16.0 millimeters maximum
Width Across Flats: 29.16 millimeters minimum and 30.00 millimeters maximum
Thread Series: iso m
Nominal Thread Size: 20.0 millimeters
Thread Pitch In Millimeters: 1.50
Bearing Surface Type: chamfered or washer faced
Thread Tolerance Class: 6h internal
Material: steel corrosion resisting overall

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
DIN979M20X1.5	Nut,plain,slotted,hexagon

FAQs

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

What is the FSCG of the NSN 5310-01-272-4821?

The FSCG of the NSN 5310-01-272-4821 is 5310

Does the NSN 5310-01-272-4821 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-272-4821 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 5310-01-272-4821 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-272-4821 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 5310-01-272-4821 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Feb 10, 1988