5340-01-026-6746

Find complete technical information, availability, and procurement data for: 5340-01-026-6746
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5340 Commercial Hardware

National Stock Number

5340-01-026-6746

Item Name Code

24328

Assigment Date

08/29/1976 (49 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

1.2800 inches minimum and 1.2900 inches maximum counterbore diameter, 0.6800 inches minimum and 0.6900 inches maximum bore diameter, 2.9300 inches minimum and 2.9700 inches maximum overall height, 0.1200 inches nominal first step length, 1.7800 inches nominal first step diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Counterbore Diameter: 1.2800 inches minimum and 1.2900 inches maximum
Overall Height: 2.9300 inches minimum and 2.9700 inches maximum
First Step Diameter: 1.7800 inches nominal
First Step Length: 0.1200 inches nominal
Bore Diameter: 0.6800 inches minimum and 0.6900 inches maximum
Second End Diameter: 1.5400 inches nominal
Design Type: solid
End Diameter: 1.2200 inches minimum and 1.2300 inches maximum
Distance From End To First Step: 0.2000 inches nominal
Counterbore Length: 2.1500 inches nominal
Spherical Seat Top Radius: 0.0200 inches minimum and 0.0300 inches maximum
Special Features: countersink angle along counterbore length 43.0 to 47.0 degrees; seat angle 42.0 to 48.0 degrees; left end body corner 0.0900 to 0.1500 inch r; chamfer right end corners 45.0 degrees by 0.03 inches
Material: aluminum alloy
Style Designator: seat

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
66-9677	Helical Compression Spring Seat
66-9677-1	Helical Compression Spring Seat

FAQs

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

What is the FSCG of the NSN 5340-01-026-6746?

The FSCG of the NSN 5340-01-026-6746 is 5340

Does NSN 5340-01-026-6746 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 5340-01-026-6746 contain precious materials?

Item does not contain precious metal.

Does NSN 5340-01-026-6746 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 5340-01-026-6746 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Aug 29, 1976