4210-01-323-5161

Find complete technical information, availability, and procurement data for: 4210-01-323-5161
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Federal Supply Group

Firefighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials

Federal Supply Classification

4210 Firefighting Equipment

National Stock Number

4210-01-323-5161

Item Name Code

03948

Assigment Date

07/28/1990 (35 years ago)

A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a head, safety, pressure relief. For items furnished with a holder, see head and disk, safety, pressure relief. For items without a rupture pressure rating, see disk, solid, plain. Excludes:diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve; and insulator, disk.

external connection thread location, 1 in.-11-1/2 connection thread size, spray head type, npt connection thread series, 0.328 inches nominal opening diameter

Product Characteristics

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

Opening Diameter: 0.328 inches nominal
Head Type: spray
Connection Thread Size: 1 in.-11-1/2
Connection Thread Location: external
Connection Thread Series: npt
Opening Quantity: 2
Spray Angle Pattern: 180.0 degrees
Special Features: halon 1301; 2 orifice holes; 0n a 90 degree 1.380 inch hex head; overall length 2.130 inch; drill size 14-0.328 inch
Material: steel corrosion resisting
Media For Which Designed: bromotrifluoromethane
Special Test Features: shock test-gr-a,class 1,ty-a medium weight-mil-s-901; vibration test-ty-1-mil-std-167/1; salt spray test,method 509-mil-std-810

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
52921-180-14	Fire Protection Sprinkler Head
52921N-180-14	Fire Protection Sprinkler Head
52921N-180DEG-14	Fire Protection Sprinkler Head
5292N-180-14	Fire Protection Sprinkler Head

FAQs

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

What is the FSCG of the NSN 4210-01-323-5161?

The FSCG of the NSN 4210-01-323-5161 is 4210

Does the NSN 4210-01-323-5161 have a Schedule B code assigned?

Yes, the Schedule B code is 8424909500

Does NSN 4210-01-323-5161 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 4210-01-323-5161 contain precious materials?

Item does not contain precious metal.

Does NSN 4210-01-323-5161 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 4210-01-323-5161 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sat, Jul 28, 1990