61S540M

View detailed technical data, stock status, and sourcing information for: 61S540M
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-140-2177

Item Name Code

04522

Assigment Date

08/21/1971 (54 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

0.890 inches minimum and 0.922 inches maximum aperture diameter, solid single or composition cross-sectional shape style, 1.594 inches minimum and 1.656 inches maximum outside diameter, 50.0 shore durometer a nominal overall hardness rating, 0.031 inches nominal cross-sectional 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: solid single or composition
Outside Diameter: 1.594 inches minimum and 1.656 inches maximum
Aperture Diameter: 0.890 inches minimum and 0.922 inches maximum
Cross-Sectional Thickness: 0.031 inches nominal
Hardness Rating: 50.0 shore durometer a nominal overall
Criticality Code Justification: zzzy
Material: rubber synthetic overall
Special Test Features: special quality control testing
Style Designator: circular
Test Data Document: "81349-mil-p-23199 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Reference Number Differentiating Characteristics: as differentiated by material which must conform to ships parts control center special quality control provisions and certified free from mercury contamination

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
61S-0540M-001	Gasket
61S540M	Gasket
61S540M001	Gasket
62G008MPC5	Gasket
75G-0060M PIECE 5	Gasket

FAQs

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

What is the FSCG of the NSN 5330-00-140-2177?

The FSCG of the NSN 5330-00-140-2177 is 5330

Does NSN 5330-00-140-2177 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 5330-00-140-2177 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-140-2177 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 5330-00-140-2177 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sat, Aug 21, 1971