1DD874

View detailed technical data, stock status, and sourcing information for: 1DD874
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-043-0427

Item Name Code

05277

Assigment Date

05/09/1967 (59 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

3b thread class, dry film lubricant lubrication, hexagon nut style, prevailing torque with nonmetallic insert locking feature, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Lubrication: dry film lubricant
Nut Style: hexagon
Nut Height: 0.438 inches minimum and 0.468 inches maximum
Width Across Flats: 0.615 inches minimum and 0.627 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Countersink Angle: 90.0 degrees nominal nut
Bearing Surface Type: chamfered
Material: plastic polyamide (nylon) locking insert
Material: steel corrosion resisting nut

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
1DD874	Hexagon Self-Locking Nut
5117922	Hexagon Self-Locking Nut
5117972	Hexagon Self-Locking Nut
5310000430427	Hexagon Self-Locking Nut
5310PL0950641	Hexagon Self-Locking Nut
K-5117972	Hexagon Self-Locking Nut
PC5117972	Hexagon Self-Locking Nut
RM79NE070	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-043-0427?

The FSCG of the NSN 5310-00-043-0427 is 5310

Does the NSN 5310-00-043-0427 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-043-0427 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 5310-00-043-0427 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-043-0427 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 5310-00-043-0427 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, May 9, 1967