993R0048 PC. NO. 20

View detailed technical data, stock status, and sourcing information for: 993R0048 PC. NO. 20
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-464-0557

Item Name Code

01857

Assigment Date

04/14/1999 (27 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

unc thread series, right-hand thread direction, 0.875 inches nominal thread size, washer faced or chamfered bearing surface type, 93aajda2b thread quantity per inch

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
Thread Series: unc
Thread Quantity Per Inch: 93aajda2b
Nominal Thread Size: 0.875 inches
Bearing Surface Type: washer faced or chamfered
Material: steel uns k04002 overall
Material Document And Classification: astm a194 gr 2h assn std single material 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
3365-1409N022Z	Hexagon Plain Nut
993R0048 PC. NO. 20	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-464-0557?

The FSCG of the NSN 5310-01-464-0557 is 5310

Does the NSN 5310-01-464-0557 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-464-0557 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 5310-01-464-0557 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-464-0557 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 5310-01-464-0557 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Wed, Apr 14, 1999