5340-00-181-1221

Find complete technical information, availability, and procurement data for: 5340-00-181-1221
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-00-181-1221

Item Name Code

40280

Assigment Date

11/24/1969 (56 years ago)

A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.

2b left internal (includes thru thread) thread class, right-hand left internal (includes thru thread) thread direction, round cross-sectional shape, 0.124 inches minimum and 0.125 inches maximum left projection diameter, 0.590 inches minimum and 0.592 inches maximum length

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 left internal (includes thru thread)
Thread Direction: right-hand left internal (includes thru thread)
Length: 0.590 inches minimum and 0.592 inches maximum
Cross-Sectional Shape: round
Left Projection Diameter: 0.124 inches minimum and 0.125 inches maximum
Right Projection Diameter: 0.086 inches nominal
Material: steel comp 303 overall
Surface Treatment: passivate overall
Style Designator: projection both ends
Thread Series Designator: unc left internal (includes thru thread)

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
2-327-30034	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-00-181-1221?

The FSCG of the NSN 5340-00-181-1221 is 5340

Does NSN 5340-00-181-1221 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 5340-00-181-1221 contain precious materials?

Precious metal content is unknown

Does NSN 5340-00-181-1221 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5340-00-181-1221 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Nov 24, 1969