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4820-01-266-7845

Safety Relief Valve

Find complete technical information, availability, and procurement data for NSN 4820-01-266-7845 All details are based on official government and industry records to support accurate and compliant procurement.

4820-01-266-7845
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-266-7845
Item Name Code
05488
Assigment Date
10/30/1987 (38 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.

0.750 inches valve size, disk flow control device, 150.0 pounds per square inch single response maximum operating pressure

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Flow Control Device
disk
Valve Size
0.750 inches
Maximum Operating Pressure
150.0 pounds per square inch single response

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number Name
75-8526-015 Safety Relief Valve

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
4 - Partial descriptive item identification (type 1 concept)
Demilitarization
A - 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.
Criticality
X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Federal Item Identification Guide
A046B0
Precious Metals Indicator
A - Item does not contain precious metal.
Pseudo Item Name Code
0005488
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
8481400000

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
AX
National Motor Freight Classification Item Number
127220
National Motor Freight Classification Sub-Item Number
X
Uniform Freight Classification Item Number
64490
National Motor Freight Class Rating
P - 77.5
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
VZ -
National Motor Freight Description
pressure reg/red/relief valves noi

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 4820-01-266-7845

What is the FSCG of the NSN 4820-01-266-7845?
The FSCG of the NSN 4820-01-266-7845 is 4820
Does the NSN 4820-01-266-7845 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-266-7845 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 4820-01-266-7845 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-266-7845 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-266-7845 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Fri, Oct 30, 1987

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