Search NATO Stock Numbers

4820012579790 (Valve, Safety Relief)

NSN: 4820-01-257-9790 • NIIN: 012579790

Overview

Item Name
VALVE, SAFETY RELIEF [Find More]
FSC / PSC
4820 - Valves, Nonpowered
NSG
48 - Valves
Unit
EA
DoD Standard Price
$129,283.92
Most Recent Price
$97,060.00 [See More]
NATO Stock Number (NSN) 4820-01-257-9790 for Valve, Safety Relief has supplier part numbers R10AN3N310-BM3 AND D50551, R10AN3N310-BM3 AND D50551. The standard DoD price for this item is $129,283.92, the most recent price is $97,060.00, and the historical price range is $54,656.00 - $97,060.00. Recent awards include SPE7M019P0197, SPM7M012M6798.
Approved Suppliers

DLA designated suppliers for 4820012579790 (4820-01-257-9790)
Pricing and Awardees

NSN 4820012579790 (4820-01-257-9790) historical government contracts and pricing

Multi-Award Supply Contracts

Automated Indefinite Delivery Contract (AIDC) awards supplying NSN 4820012579790 (4820-01-257-9790)

Characteristics

Government defined characteristics for 4820012579790 (4820-01-257-9790)

Hazardous and Environmental Characteristics
Hazardous Material Indicator (HMIC)
None
Hazardous Characteristics (HCC)
None
Electrostatic Discharge (ESD EMI)
None
Environmental Attributes (ENAC)
None
Product Characteristics
Code Requirement Description
ADQU Flow control device Disk
ADSR Bonnet type Inside screw
ADST Bonnet attachment method Bolted
ADSU Disk loading method Spring
AECS Bolt hole quantity 8
AEHZ Maximum operating temp Single response fahrenheit 250.0
AQLR Valve operation method Automatic
ARKN Flange shape All ends round with holes
AWLS Connection type All ends flange
CCFG Valve size Inches 4.000
CQCY Adjustable pressure range Pounds per square inch 40.0 to 48.0
CQQF Operating pressure Single response pounds per square inch (psi) maximum 250.0
CWCD Nominal outside diameter All ends inches 10.000
CWCK Nominal thickness All ends inches 1.250
CWCL First connection face to centerline distance Inches 14.500
CWCQ Bolt hole nominal diameter All ends inches 0.875
CWCR Second connection face to centerline distance Inches 14.500
CWCT Bolt circle nominal diameter All ends inches 7.875
CWDF Flange face design All ends plain
MATT Material Seat nickel alloy
MEDA Media for which designed Single response water-oil-gas
STYL Style designator None
TMQY Furnished items and quantity Lever 1
Additional Identifiers
FIIG
None
PINC
0005488
SOS
SMS
CRIT CD
X
II
0
RPD MRC
None
DMIL
A
DMIL INT CD
None
PMIC
A
IUID Indicator
Not Indicated
Schedule B
8481400000
ADP
None
NATO FMSN
None
FEDMALL
Yes
Major Organizational Entity (MOE)

MOE Rules for 4820012579790 (4820-01-257-9790)

Rule MOE AMC AMSC NIMSC IMC AAC DSOR
N9BC Navy 3 D None Z None
Government Organizations

Organizations that use 4820012579790 (4820-01-257-9790)

Item Description
Management Control 3B-----
Effective Date Dec. 1, 2025
Unit of Issue Each - A numeric quantity of one item of supply. Do not use if a more specific term applies, such as kit, set, assortment, assembly, group, sheet, plate, strip or length.
Unit Price $129283.92
Quantity Per Unit 1
Controlled Inventory Unclassified
Shelf Life Non-Deteriorative No Shelf-Life Applies
Acquisition Advice NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement is initiated only after receipt of a requisition.
Packaging

Packaging Details for 4820012579790 (4820-01-257-9790)

FLIS Packaging Dimensions: L × W × H
Unpackaged Weight
0 lbs
Unpackaged Dimensions
0 × 0 × 0
Unit Pack Weight
0 lbs
Unit Pack Dimensions
0 × 0 × 0
Unit Pack Cube
0
Level A
Q
Level B
Q
Level C
None
Distribution Standard System (DSS) Weight and Cube
DSS Weight
None
DSS Cube
None
DIBBS Opportunities

Recent 4820012579790 (4820-01-257-9790) DLA opportunities put for bid on DIBBS

Federal Contract Opportunities

Recent 4820012579790 (4820-01-257-9790) federal solicitations

Reference Data As Of: 9/18/26