55780DD

View detailed technical data, stock status, and sourcing information for: 55780DD
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-454-9654

Item Name Code

04522

Assigment Date

01/01/1961 (65 years ago)

3.865 inches minimum and 3.885 inches maximum overall width, solid single or composition cross-sectional shape style, 4.178 inches minimum and 4.198 inches maximum bolt circle diameter, 5.115 inches minimum and 5.135 inches maximum overall length, 0.334 inches minimum and 0.354 inches maximum hole diameter

Product Characteristics

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

Cross-Sectional Shape Style: solid single or composition
Hole Diameter: 0.334 inches minimum and 0.354 inches maximum
Overall Length: 5.115 inches minimum and 5.135 inches maximum
Bolt Circle Diameter: 4.178 inches minimum and 4.198 inches maximum
Overall Width: 3.865 inches minimum and 3.885 inches maximum
Cross-Sectional Thickness: 0.031 inches nominal

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-065-5281	No Name Available	09/23/1966
2810-00-340-3257	No Name Available	01/01/1963
5330-00-509-9904	No Name Available	01/01/1963
2920-00-567-1734	No Name Available	12/22/1969

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
55780D	Gasket
55780DB	Gasket
55780DC	Gasket
55780DD	Gasket
760758M1	Gasket
XCM-F140F232	Gasket
XCME140M232	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-454-9654?

The FSCG of the NSN 5330-00-454-9654 is 5330

Does NSN 5330-00-454-9654 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 5330-00-454-9654 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-454-9654 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 5330-00-454-9654 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961