C1058A2D5
Safety Relief Valve
This page provides complete and verified information for part number C1058A2D5, NSN 4820-00-706-4591
You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-706-4591
Item Name Code
05488
Assigment Date
02/14/1968 (58 years ago)
spring disk loading method, 250.0 fahrenheit single response maximum operating temp, poppet flow control device, 0.250 inches 1st end nominal pipe size accommodated, right-hand 1st end thread direction
Characteristics
Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.
- Nominal Pipe Size Accommodated
- 0.250 inches 1st end
- Thread Direction
- right-hand 1st end
- Flow Control Device
- poppet
- Disk Loading Method
- spring
- Maximum Operating Temp
- 250.0 fahrenheit single response
- Connection Style
- plain (pipe) 1st end
- Valve Operation Method
- automatic
- Connection Type
- threaded external pipe 1st end
- Features Provided
- pressure tight outlet side
- Thread Quantity Per Inch
- 18 1st end
- Maximum Operating Pressure
- 200.0 pounds per square inch single response
- Nominal Thread Size
- 0.250 inches 1st end
- Opening Pressure Setting
- 5.0 pounds per square inch
- Special Features
- refrigerant 12 sixth media
- Material
- steel comp 303 body
- Material
- steel comp 303 flow control device
- Material
- steel comp 303 seat
- Material Document And Classification
- aisi 3031/sae 30303 assn std single material response overall
- Media For Which Designed
- ammonia, liquid 1st response
- Media For Which Designed
- butane 2nd response
- Media For Which Designed
- fuel/oil, hydrocarbon 3rd response
- Media For Which Designed
- gas, inert 4th response
- Media For Which Designed
- hydrogen 5th response
- Style Designator
- straight thru w/baffle
- Thread Series Designator
- npt 1st end
Classification Data
Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.
- Type of Item Identification
- Automatic Data Processing Point
- Demilitarization
- Criticality
- Federal Item Identification Guide
- Precious Metals Indicator
- Pseudo Item Name Code
- Hazardous Material Indicator
- Schedule B Code
- 1 - Full descriptive item identification
- 0 - Represents items with no adp components
- 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.
- X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
- A046B0
- A - Item does not contain precious metal.
- 0005488
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- 8481400000
Freight Information
Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.
- Major Organizational Entity
- National Motor Freight Classification Item Number
- National Motor Freight Classification Sub-Item Number
- Uniform Freight Classification Item Number
- National Motor Freight Class Rating
- Less than Car Load Rating
- Water Commodity
- Type of Cargo
- Special Hand
- Air Dimension
- Air Commodity
- National Motor Freight Description
- AX
- 127220
- X
- 64490
- P - 77.5
- P - 77.5
- 594 - Pumps and parts, (machinery and parts),(less than 35 feet)
- Z - No special type of cargo code applicable
- 9 - Other or no special handling required (sh)
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- VZ -
- 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 C1058A2D5
What is the FSCG of the NSN 4820-00-706-4591?
The FSCG of the NSN 4820-00-706-4591 is 4820
Does the NSN 4820-00-706-4591 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-706-4591 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 4820-00-706-4591 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-706-4591 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 4820-00-706-4591 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Feb 14, 1968
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