Safety Relief Valve

NSN: 4820-01-198-8610 | Model: 3K4J0SE25C 160T186PSI

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.

NSN Properties and Flags

NATO Stock Number

4820-01-198-8610

DEMIL

Flow Control Device

Disk

Bolt Hole Quantity

8 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

3.000 inches

Adjustable Pressure Range

+160.0/+186.0 pounds per square inch

Outside Diameter

9.000 inches 2nd end

Thickness

1.125 inches 1st end

First Connection Face To Centerline Distance

6.375 inches

Bolt Hole Diameter

0.875 inches 1st end

Second Connection Face To Centerline Distance

6.125 inches

Bolt Circle Diameter

7.500 inches 2nd end

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches 2nd end

Raised Face Diameter

1.688 inches 2nd end

Material

Steel body

Style Designator

Err-090

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4820-01-198-8610 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

3K4J0SE25C 160T186PSI
SD-121-3/4IN160T186PSI
SD121
D20K3X4IN160T186PSI
SD121-3X4IN160T186PSI
SD-121
D20K3X4IN160T186PSI

Cage Codes:

anderson Greenwood Lp (CAGE 01343)
Kunkle Industries Inc (CAGE 75954)

Schedule B & Trade:

Schedule B: 8481400000 (NAICS 332911)

Safety or relief valves
SITC: 74740

Safety or relief valves
End Use: 21180

Industrial machines, other

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

051080 - Faucets, bibcocks, gates valves
WCC:

594 - Pumps and parts, (machinery and parts),(less than 35 feet)
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $11,331.31 to $18,885.52..
Does NSN 4820-01-198-8610 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 4820-01-198-8610?
011988610 or 01-198-8610
Does NSN 4820-01-198-8610 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-198-8610?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 15, 1985