5985-01-313-8410

Find complete technical information, availability, and procurement data for: 5985-01-313-8410
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-313-8410

Item Name Code

00305

Assigment Date

01/18/1990 (36 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

internal, rectangular external, rectangular cross-sectional shape style, 2b first flange all connection facilities thread class, 5.75 single bend h-plane bend angle in deg, right-hand first flange all connection facilities thread direction, seamless single tubing segment tubing wall construction style

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: internal, rectangular external, rectangular
Thread Class: 2b first flange all connection facilities
Thread Direction: right-hand first flange all connection facilities
Bend Angle In Deg: 5.75 single bend h-plane
Tubing Wall Construction Style: seamless single tubing segment
Tubing Twist Type: straight twist single tubing segment
Tubing Twist Angle In Deg: 120.0 single tubing segment
Flange Quantity: 2
Flange Inside Width: 0.705 inches minimum and 0.707 inches maximum second flange
Flange Inside Height: 0.394 inches minimum and 0.396 inches maximum second flange
Flange Outside Width: 1.297 inches minimum and 1.327 inches maximum second flange
Flange Outside Height: 1.297 inches minimum and 1.327 inches maximum second flange
Flange Depth: 0.298 inches minimum and 0.328 inches maximum second flange
Flange Depth: 0.360 inches minimum and 0.390 inches maximum first flange
Flange Connecting Hole Diameter: 0.144 inches minimum and 0.147 inches maximum second flange all connection facilities
Waveguide Outside Width: 0.699 inches minimum and 0.705 inches maximum
Nominal Thread Size: 0.138 inches first flange all connection facilities
Waveguide Inside Width: 0.6195 inches minimum and 0.6245 inches maximum
Waveguide Inside Height: 0.3085 inches minimum and 0.3135 inches maximum
Waveguide Outside Height: 0.388 inches minimum and 0.394 inches maximum
Flange Connecting Facility And Quantity: 4 threaded hole first flange all connection facilities
Flange Connecting Facility And Quantity: 4 unthreaded hole second flange all connection facilities
Flange Style: choke type first flange
Flange Style: cover type second flange
Waveguide Length: 14.000 inches nominal
Flexibility: flexible single tubing segment
Material: copper alloy all tubing segment and flange
Precious Material And Location: internal surfaces silver and external surfaces silver
Precious Material: silver
Surface Treatment: silver all tubing segment and flange outside surfaces
Surface Treatment: silver single tubing segment inside surfaces
Style Designator: straight type
Thread Series Designator: unc first flange all connection facilities
Specification/Standard Data: 81349-mil-w-287/3 government specification
Fsc Application Data: antennas,waveguides,and related equip.

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
M287/3-49-0140	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-313-8410?

The FSCG of the NSN 5985-01-313-8410 is 5985

Does the NSN 5985-01-313-8410 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-313-8410 require demilitarization?

Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

Does NSN 5985-01-313-8410 contain precious materials?

Item contains silver.

Does NSN 5985-01-313-8410 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 5985-01-313-8410 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jan 18, 1990