251-22-30-210

View detailed technical data, stock status, and sourcing information for: 251-22-30-210
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5935 Electrical Connectors

National Stock Number

5935-00-589-0044

Item Name Code

15093

Assigment Date

12/28/1974 (51 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

4.500 inches maximum overall length, 0.755 inches nominal overall height, 2b thread class, straight edge type w/mounting flange body style, right-hand thread direction

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Body Style: straight edge type w/mounting flange
Overall Length: 4.500 inches maximum
Overall Height: 0.755 inches nominal
Overall Width: 0.333 inches minimum and 0.353 inches maximum
Environmental Protection: moisture resistant and salt water resistant and vibration resistant
Unthreaded Mounting Hole Diameter: 0.112 inches nominal
Distance Between Mounting Facility Centers: 4.032 inches minimum and 4.040 inches maximum
Board Accommodated Length: 3.588 inches minimum and 3.604 inches maximum
Threaded Device Type: mounting hole
Board Accommodated Width: 0.054 inches minimum and 0.071 inches maximum
Mating End Quantity: 1
Contact Position Arrangement Style: 2 rows of independent contacts inserted board single mating end
Contact Removability: nonremovable single mating end single contact grouping
Contact Maximum Current Rating In Amps: 5.0 single mating end single contact grouping
Polarization Method: contact to contact polarizing keys
Nominal Thread Length: 0.250 inches
Nominal Thread Size: 0.112 inches
Terminal Location: back single mating end single contact grouping
Contact Surface Treatment: gold and copper single mating end single contact grouping
Terminal Type: tab, solder lug single mating end single contact grouping
Included Contact Quantity: 44 single mating end single contact grouping
Included Contact Type: leaf spring single mating end single contact grouping
Precious Material And Location: contact surfaces gold
Precious Material And Weight: 0.044 gold grains, troy
Precious Material: gold
Test Data Document: "81349-mil-c-21097 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unc
Specification/Standard Data: 81349-mil-c-21097/21 government specification

Replaces National Stock Numbers

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

NSN	Name	Date
5935-00-168-4481	No Name Available	09/01/1984
5935-00-481-7856	No Name Available	07/06/1998
5935-00-488-9537	No Name Available	09/01/2007
5935-00-919-7156	No Name Available	04/01/1984
5935-00-943-8516	No Name Available	04/01/2009

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
225-22223-101	Electrical Receptacle Connector
225-22223-201	Electrical Receptacle Connector
225-22223-20100	Electrical Receptacle Connector
251-22-30-210	Electrical Receptacle Connector
251-22-30-211	Electrical Receptacle Connector
375-023-002	Electrical Receptacle Connector
73-268600-5	Electrical Receptacle Connector
7503600-936	Electrical Receptacle Connector
HBD22S2	Electrical Receptacle Connector
M21097/21-166	Electrical Receptacle Connector
U464	Electrical Receptacle Connector

FAQs

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

What is the FSCG of the NSN 5935-00-589-0044?

The FSCG of the NSN 5935-00-589-0044 is 5935

Does the NSN 5935-00-589-0044 have a Schedule B code assigned?

Yes, the Schedule B code is 8538907080

Does NSN 5935-00-589-0044 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 5935-00-589-0044 contain precious materials?

Item contains gold.

Does NSN 5935-00-589-0044 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 5935-00-589-0044 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sat, Dec 28, 1974