493744

View detailed technical data, stock status, and sourcing information for: 493744
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 493744 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-914-1338

Item Name Code

21205

Assigment Date

01/01/1960 (66 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

plain rectangular, straight face cross-sectional shape style, 5.677 inches nominal outside diameter, expanding concentric ring style, 0.1530 inches minimum and 0.1540 inches maximum overall width, 0.1450 inches minimum and 0.1550 inches maximum radial wall thickness

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: plain rectangular, straight face
Outside Diameter: 5.677 inches nominal
Ring Style: expanding concentric
Radial Wall Thickness: 0.1450 inches minimum and 0.1550 inches maximum
Overall Width: 0.1530 inches minimum and 0.1540 inches maximum
Joint Style: vertical joint
Metallic Hardness Rating: 97.0 minimum rockwell b and 104.0 maximum rockwell b
Material: iron overall
Material Document And Classification: ams 7310 assn std 1st material response overall
Surface Treatment: chromium overall
Fsc Application Data: seal assy,acft engine

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
493744	Metal Seal Ring

FAQs

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

What is the FSCG of the NSN 5330-00-914-1338?

The FSCG of the NSN 5330-00-914-1338 is 5330

Does the NSN 5330-00-914-1338 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-914-1338 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 5330-00-914-1338 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-00-914-1338 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 5330-00-914-1338 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960