Search NATO Stock Numbers

4820011813547 (Valve, Safety Relief)

NSN: 4820-01-181-3547 • NIIN: 011813547

Overview

Item Name
VALVE, SAFETY RELIEF [Find More]
FSC / PSC
4820 - Valves, Nonpowered
NSG
48 - Valves
Unit
EA
DoD Standard Price
$8,402.09
Most Recent Price
$6,023.00 [See More]
NATO Stock Number (NSN) 4820-01-181-3547 for Valve, Safety Relief has supplier part numbers L-2120-C 1/2 INCH, NMP-110 1/2IN 101 TO 140 PSI, NMP-110 101 TO 140PSI, L-2120-C 1/2 INCH, L2120, BAMAA07SCC, D50UU-101T140-1/2INCH, NMP-110 1/2IN 101 TO 140 PSI, L-2120-C 1/2 INCH, NMP-110 101 T0, L2120, NMP-110 1/2IN 101 TO 140 PSI, L2120, BAMAA07SCC. The standard DoD price for this item is $8,402.09, the most recent price is $6,023.00, and the historical price range is $2,332.25 - $6,023.00. Recent awards include SPE7MC25P1260, SPE7M821V0898, SPE7M821V0105, SPE4AN20P0183, SPE7M018V080D, SPE7MC18P1103.
Approved Suppliers

DLA designated suppliers for 4820011813547 (4820-01-181-3547)
Pricing and Awardees

NSN 4820011813547 (4820-01-181-3547) historical government contracts and pricing

Multi-Award Supply Contracts

Automated Indefinite Delivery Contract (AIDC) awards supplying NSN 4820011813547 (4820-01-181-3547)

Characteristics

Government defined characteristics for 4820011813547 (4820-01-181-3547)

Hazardous and Environmental Characteristics
Hazardous Material Indicator (HMIC)
N
Hazardous Characteristics (HCC)
None
Electrostatic Discharge (ESD EMI)
None
Environmental Attributes (ENAC)
None
Product Characteristics
Code Requirement Description
AAAR Nominal pipe size accommodated 0.500 inches all ends
ADQU Flow control device Disk
ADSR Bonnet type Inside spring
ADST Bonnet attachment method Union
ADSU Disk loading method Spring
AHNC Connection style Socket with brazing ring all ends
AQLR Valve operation method Automatic
AWLS Connection type Unthreaded internal pipe all ends
CQCY Adjustable pressure range +110.0 to 140.0 pounds per square inch
CQQF Operating pressure 350.0 pounds per square inch (psi) maximum first response
CQQF Operating pressure 352.0 pounds per square inch (psi) maximum second response
MATT Material Copper alloy body
MATT Material Steel comp 316 stem
STYL Style designator Angle
TMQY Furnished items and quantity 2 tailpiece and 2 nut
Additional Identifiers
FIIG
None
PINC
0005488
SOS
SMS
CRIT CD
X
II
1
RPD MRC
None
DMIL
A
DMIL INT CD
1
PMIC
A
IUID Indicator
Not Indicated
Schedule B
8481400000
ADP
None
NATO FMSN
None
FEDMALL
Yes
Major Organizational Entity (MOE)

MOE Rules for 4820011813547 (4820-01-181-3547)

Rule MOE AMC AMSC NIMSC IMC AAC DSOR
N9BC Navy 1 R None Z None
Government Organizations

Organizations that use 4820011813547 (4820-01-181-3547)

Item Description
Management Control 9B-----
Effective Date Oct. 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 $8402.09
Quantity Per Unit 1
Controlled Inventory Unclassified
Shelf Life Non-Deteriorative No Shelf-Life Applies
Acquisition Advice INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item.
Packaging

Packaging Details for 4820011813547 (4820-01-181-3547)

FLIS Packaging
Unpackaged Item Weight
. lbs
Unpackaged Item Dimensions
None
Unit Pack Weight
800.0 lbs
Unit Pack Dimensions
X X
Unit Pack Cube
.391
Level A
Q
Level B
Q
Level C
None
Distribution Standard System (DSS) Weight and Cube
DSS Weight
12.8700 lbs
DSS Cube
.391203 ft³
DIBBS Opportunities

Recent 4820011813547 (4820-01-181-3547) DLA opportunities put for bid on DIBBS

Federal Contract Opportunities

Recent 4820011813547 (4820-01-181-3547) federal solicitations

DLA Stock on Hand

Historical DLA on hand stock and reorder point for 4820011813547 (4820-01-181-3547)

Reference Data As Of: 6/18/26