398028-1

View detailed technical data, stock status, and sourcing information for: 398028-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-101-8200

Item Name Code

40280

Assigment Date

10/07/1980 (45 years ago)

A pinlike item designed to turn within and be held in place by an eyelet, turnlock fastener; ring, retaining; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a lockspring, turnlock fastener or receptacle, turnlock fastener. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

right-hand left internal (includes thru thread) thread direction, 0.313 inches nominal left internal (includes thru thread)0.250 inches nominal right external thread length, 1.250 inches nominal flange thickness, right-hand right external thread direction, 2b left internal (includes thru thread)2a right external 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: 2b left internal (includes thru thread)2a right external
Thread Direction: right-hand right external
Thread Direction: right-hand left internal (includes thru thread)
Thread Length: 0.313 inches nominal left internal (includes thru thread)0.250 inches nominal right external
Flange Thickness: 1.250 inches nominal
Length: 1.563 inches nominal
Flange Width Across Flats: 0.438 inches nominal
Thread Quantity Per Inch: 32 left internal (includes thru thread)
Thread Quantity Per Inch: 32 right external
Nominal Thread Size: 0.138 inches left internal (includes thru thread)
Nominal Thread Size: 0.138 inches right external
Material: steel comp 303 standoff
Material Document And Classification: astm a582 assn std single material response standoff
Surface Treatment: passivate standoff
Surface Treatment Document And Classification: 980005-4 fscm 00752 mfr ref single treatment response standoff
Style Designator: flanged with left internal thread
Thread Series Designator: unc left internal (includes thru thread)
Thread Series Designator: unc right external

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
398028-1	Spacing Threaded Standoff

FAQs

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

What is the FSCG of the NSN 5340-01-101-8200?

The FSCG of the NSN 5340-01-101-8200 is 5340

Does NSN 5340-01-101-8200 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 5340-01-101-8200 contain precious materials?

Precious metal content is unknown

Does NSN 5340-01-101-8200 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 5340-01-101-8200 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Tue, Oct 7, 1980