5310-00-821-3701

Find complete technical information, availability, and procurement data for: 5310-00-821-3701
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-821-3701

Item Name Code

29729

Assigment Date

01/01/1962 (64 years ago)

A transformer consisting of one or more primary winding(s) and one or more secondary winding(s). It may be designed for direct connection to an alternating current source for purposes of changing the secondary volts and amperes or designed to eliminate metallic interconnection between circuits in an overall one to one voltage ratio, with or without additional output windings, or items designed to automatically maintain a constant output voltage within specified limits under varying input or load conditions. Also includes items having a provision for mechanically changing the turns ratio or inductive coupling in progressive increments by means of voltage taps, ratio adjuster, or devices oe similar design. For transformers having winding(s) common to both input and output circuits, see transformer (1), power, autotransformer. Excludes:transformer (1), pulse.

right-hand thread direction, prevailing torque all metal design locking feature, 0.469 inches maximum overall height, 0.692 inches maximum washer outside diameter, 3b thread class

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 all metal design
Washer Outside Diameter: 0.692 inches maximum
Overall Height: 0.469 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.087 inches nominal
Width Across Flats: 0.556 inches minimum and 0.565 inches maximum
Temp Rating: 1000.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5735 assn std single material response overall
Precious Material: silver
Surface Treatment: silver overall
Surface Treatment Document And Classification: ams 2410 assn std single treatment response 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
706B186P1	Extended Washer Self-Locking Nut
LH4021-070	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-821-3701?

The FSCG of the NSN 5310-00-821-3701 is 5310

Does the NSN 5310-00-821-3701 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-821-3701 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 5310-00-821-3701 contain precious materials?

Item contains silver.

Does NSN 5310-00-821-3701 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 5310-00-821-3701 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962