NMC557-16B

View detailed technical data, stock status, and sourcing information for: NMC557-16B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-543-3058

Item Name Code

33729

Assigment Date

01/01/1963 (63 years ago)

0.075 inches minimum and 0.080 inches maximum flange thickness, round grommet style, 1.000 inches minimum and 1.010 inches maximum hole diameter, 0.219 inches nominal overall height, 0.090 inches minimum and 0.100 inches maximum groove width

Product Characteristics

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

Hole Diameter: 1.000 inches minimum and 1.010 inches maximum
Groove Width: 0.090 inches minimum and 0.100 inches maximum
Flange Thickness: 0.075 inches minimum and 0.080 inches maximum
Overall Height: 0.219 inches nominal
Grommet Style: round
Large Flange Outside Diameter: 1.240 inches minimum and 1.260 inches maximum
Groove Outside Diameter: 1.091 inches minimum and 1.111 inches maximum
Grommet Construction Type: split
Material: plastic overall
Material Document And Classification: mil-m-20693 ty1 mil spec single material response overall
Specification/Standard Data: 80205-nas557 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5325-00-084-1784	No Name Available	08/19/1970
5325-00-275-7540	No Name Available	02/01/2003

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
295202-16B	Nonmetallic Grommet
NAS557-16B	Nonmetallic Grommet
NMC557-16B	Nonmetallic Grommet

FAQs

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

What is the FSCG of the NSN 5325-00-543-3058?

The FSCG of the NSN 5325-00-543-3058 is 5325

Does the NSN 5325-00-543-3058 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-543-3058 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 5325-00-543-3058 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-543-3058 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5325-00-543-3058 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963