Safety Relief Valve

NSN: 4820-00-030-6364 | Model: 3978-3-10-0

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

4820-00-030-6364

DEMIL

Thread Class

2a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Stem or disk

Connection Style

External seat for gasket seal (boss) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external boss 1st end

Thread Size

0.562 inches 1st end

Material

Rubber synthetic flow control device

Style Designator

Straight through w/baffle

Thread Series Designator

Unf 1st end

Furnished Items And Quantity

1 wrench

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 4820-00-030-6364 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

3978-3-10-0
2G8227
282628

Cage Codes:

Howell Laboratories, Inc. (CAGE 22501)
Caterpillar Inc. (CAGE 11083)
Bendix Commercial Vehicle Systems (CAGE 06853)

Replacements:

4820-00-030-6364 replaces 4820-00-005-4924

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.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

P - 77.5
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
H
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
-------
Repariability
If condemned or uneconomically repairable , then dispose at direct support (ds) level.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $305.25 to $508.75..
Does NSN 4820-00-030-6364 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, U.s. Marine Corps, Department Of The Navy, and Turkey
What is the NIIN of NSN 4820-00-030-6364?
000306364 or 00-030-6364
Does NSN 4820-00-030-6364 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-030-6364?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Oct 21, 1972