Safety Relief Valve

NSN: 4820-01-075-6204 | Model: 11566318

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

4820-01-075-6204

DEMIL

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Maximum Operating Temp

85.0 degrees celsius single response

Connection Style

G46b plain (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Thready Qty Per Inch (tpi)

20 all ends

Adjustable Pressure Range

+85.0/+90.0 pounds per square inch

Maximum Operating Pressure

200.0 pounds per square inch single response

Thread Size

0.437 inches all ends

Material

Aluminum alloy 2024 body

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625, type 1 military specification single treatment response

Style Designator

Err-090

Thread Series Designator

Unjf all ends

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE7MC20T3824	2020-01-23	PMCMU	53 EA
SPE7MC17U0052	2017-03-03	PMCMU	73 EA
SPE7MC17T9772	2017-02-17	PMCMU	73 EA
SPE7MC16T3715	2015-12-14	PMCMU	43 EA

Inventory Check

The last inventory check on this NSN was done on 04/02/2024. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 1
New: 1

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 4820-01-075-6204 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

11566318

Cage Codes:

U S Army Aviation and Missile (CAGE 18876)

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

U - Precious metal content is unknown

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:

127220 - Pressure reg/red/relief valves noi
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.
LCL:

P - 77.5
LTL:

P - 77.5
ACC:

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

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1,254.12 to $2,090.21..
Does NSN 4820-01-075-6204 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 Army, Spain, Israel, Germany, Republic Of Korea, Netherlands, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 4820-01-075-6204?
010756204 or 01-075-6204
Does NSN 4820-01-075-6204 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-075-6204?
Solicitation SPE7MC20T3824 for qty 53 on 01/13/2020
When was this national stock number assigned to the federal catalog?
Apr 24, 1979