B7A3-4

View detailed technical data, stock status, and sourcing information for: B7A3-4
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4330 Pressure and Vacuum Filters, Separators and Centrifugals

National Stock Number

4330-00-919-2056

Item Name Code

32622

Assigment Date

01/01/1960 (66 years ago)

10.0 nominal filtration rating in microns, 4.250 inches nominal body outside diameter, 11.000 inches nominal body height, 7.000 inches nominal body length, inlet connection or outlet connection line mounting type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Mounting Type: inlet connection or outlet connection line
Body Length: 7.000 inches nominal
Body Outside Diameter: 4.250 inches nominal
Body Height: 11.000 inches nominal
Filtration Rating In Microns: 10.0 nominal
Drop Pressure: 3.0 pounds per square inch
Design Type: reusable
Temp Rating: 250.0 fahrenheit nominal
Features Provided: drain cock
Filtering Element Quantity: 1
Maximum Operating Pressure: 125.0 pounds per square inch
Filtering Media Design: spiral wound single filtering media response
First Intake Connection Type: threaded external pipe end
First Discharge Connection Relationship To Intake Connection: identical to first intake connection
First Intake Thread Series Designator: npt
First Intake Nominal Thread Size: 0.750 inches
First Intake Thread Direction: right-hand
Special Features: filter elements pt. no. ra7 3 ea
Material: iron cast body
Material: rubber buna n seal
Material: steel sediment bowl
Media For Which Designed: air and gas
Style Designator: unthreaded shell

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
9440-1109	Fluid Filter
94401109	Fluid Filter
B7A3-4	Fluid Filter
B7A3-4SD	Fluid Filter

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4330-00-919-2056?

The FSCG of the NSN 4330-00-919-2056 is 4330

Does the NSN 4330-00-919-2056 have a Schedule B code assigned?

Yes, the Schedule B code is 8421290065

Does NSN 4330-00-919-2056 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4330-00-919-2056 contain precious materials?

Precious metal content is unknown

Does NSN 4330-00-919-2056 contain hazardous materials?

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

When the NSN 4330-00-919-2056 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960