203-1955607 PIECE 9

View detailed technical data, stock status, and sourcing information for: 203-1955607 PIECE 9
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-199-3420

Item Name Code

01857

Assigment Date

01/21/1985 (41 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.)

hexagon nut style, 1.500 inches nominal width across flats, 2b thread class, 0.562 inches nominal nut height, 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: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.562 inches nominal
Width Across Flats: 1.500 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 8
Nominal Thread Size: 1.000 inches
Bearing Surface Type: chamfered
Part Name Assigned By Controlling Agency: navy special project
Material: nickel alloy r-405 overall
Material Document And Classification: qq-n-281 fed spec 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
203-1955607 PIECE 9	Hexagon Plain Nut
73719-03X1 PIECE 9	Hexagon Plain Nut
SSBN608-203-1955607 PIECE 9	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-199-3420?

The FSCG of the NSN 5310-01-199-3420 is 5310

Does the NSN 5310-01-199-3420 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-01-199-3420 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 5310-01-199-3420 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-199-3420 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 5310-01-199-3420 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Jan 21, 1985