CB109-27

View detailed technical data, stock status, and sourcing information for: CB109-27
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-939-1076

Item Name Code

04214

Assigment Date

11/16/1965 (60 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

2.250 inches nominal housing bore diameter, angular sealing element style, 1.250 inches nominal accommodated shaft diameter, square case style, 0.500 inches nominal seal width

Product Characteristics

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

Accommodated Shaft Diameter: 1.250 inches nominal
Seal Width: 0.500 inches nominal
Case Style: square
Housing Bore Diameter: 2.250 inches nominal
Sealing Element Style: angular
Special Features: cres spring
Material: rubber synthetic sealing element
Material: steel corrosion resisting case

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
450165H36	Plain Encased Seal
CB109-27	Plain Encased Seal

FAQs

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

What is the FSCG of the NSN 5330-00-939-1076?

The FSCG of the NSN 5330-00-939-1076 is 5330

Does the NSN 5330-00-939-1076 have a Schedule B code assigned?

Yes, the Schedule B code is 8484200000

Does NSN 5330-00-939-1076 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 5330-00-939-1076 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-939-1076 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 5330-00-939-1076 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Nov 16, 1965