B1157A16

View detailed technical data, stock status, and sourcing information for: B1157A16
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-00-853-6270

Item Name Code

50336

Assigment Date

09/25/1967 (58 years ago)

0.313 inches nominal bolt hole diameter, 3.875 inches nominal aperture diameter, 8.375 inches nominal body outside diameter, 6 bolt hole quantity, 7.625 inches nominal bolt circle diameter

Product Characteristics

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

Bolt Circle Diameter: 7.625 inches nominal
Aperture Diameter: 3.875 inches nominal
Body Outside Diameter: 8.375 inches nominal
Bolt Hole Quantity: 6
Bolt Hole Diameter: 0.313 inches nominal
Special Features: counterbored 0.312 in. w by 0.625 in. dp,grooved id w/three 0.250 in. dia holes 0.625 in. c to c drilled thru to counterbore
Material: steel overall

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
1157-A16	Seal Retainer
B1157-A16	Seal Retainer
B1157A16	Seal Retainer

FAQs

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

What is the FSCG of the NSN 5330-00-853-6270?

The FSCG of the NSN 5330-00-853-6270 is 5330

Does the NSN 5330-00-853-6270 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-00-853-6270 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 5330-00-853-6270 contain precious materials?

Precious metal content is unknown

Does NSN 5330-00-853-6270 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 5330-00-853-6270 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Mon, Sep 25, 1967