NAS557-44B

View detailed technical data, stock status, and sourcing information for: NAS557-44B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-613-7994

Item Name Code

33729

Assigment Date

10/22/1969 (56 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

0.302 inches minimum and 0.322 inches maximum overall height, 2.740 inches minimum and 2.760 inches maximum hole diameter, 0.106 inches maximum flange thickness, round grommet style, 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: 2.740 inches minimum and 2.760 inches maximum
Groove Width: 0.090 inches minimum and 0.100 inches maximum
Flange Thickness: 0.106 inches maximum
Overall Height: 0.302 inches minimum and 0.322 inches maximum
Grommet Style: round
Large Flange Outside Diameter: 3.116 inches minimum and 3.136 inches maximum
Groove Outside Diameter: 2.872 inches minimum and 2.892 inches maximum
Grommet Construction Type: split
Part Name Assigned By Controlling Agency: navy special project
Material Document And Classification: mil-m-20693 ty1 mil spec single material response overall
Specification/Standard Data: 80205-nas557 professional/industrial association standard

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
NAS557-44B	Nonmetallic Grommet

FAQs

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

What is the FSCG of the NSN 5325-00-613-7994?

The FSCG of the NSN 5325-00-613-7994 is 5325

Does the NSN 5325-00-613-7994 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-613-7994 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 5325-00-613-7994 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-613-7994 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 5325-00-613-7994 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Oct 22, 1969