PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901Strainer,sediment

Pentair Valves & Controls Us Lp Div Pentair Flow Control · NSN 4730-00-279-0337 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-279-0337 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-279-0337. Primary manufacturer part number: 901.
Features
  • Strainer,sediment — FSC 4730
  • First Intake Thread Series Designator: NPT
  • Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Style Designator: Y STRAINER W/THREADED COVER
  • Media for Which Designed: WATER
  • First Intake Nominal Thread Size: 1.250 INCHES IN
  • First Intake Connection Type: THREADED INTERNAL PIPE LINE
  • First Discharge Connection Relationship to Intake Connection: IDENTICAL TO FIRST INTAKE CONNECTION
Applications
  • Applications requiring Iron Cast Body construction
General Description

The Strainer,sediment, cataloged under National Stock Number 4730-00-279-0337, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Pentair Valves & Controls Us Lp Div Pentair Flow Control. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-279-0337
Primary Part Number901
Item NameStrainer,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPentair Valves & Controls Us Lp Div Pentair Flow Control
StatusCANCELLED
First Intake Thread Series DesignatorNPT
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Style DesignatorY STRAINER W/THREADED COVER
Media for Which DesignedWATER
First Intake Nominal Thread Size1.250 INCHES IN
First Intake Connection TypeTHREADED INTERNAL PIPE LINE
First Discharge Connection Relationship to Intake ConnectionIDENTICAL TO FIRST INTAKE CONNECTION
Nondefinitive Spec/std Data1 TYPE AND Y STYLE AND 250 CLASS
Mounting TypeINLET CONNECTION AND OUTLET CONNECTION LINE
Wire Diameter0.014 INCHES NOMINAL IN
Mesh Size20.0
MaterialIRON CAST BODY
Body Length5.375 INCHES NOMINAL IN
Distance From Bottom of Body to Center of Inlet4.188 INCHES NOMINAL IN
MaterialCOPPER ALLOY OR NICKEL ALLOY SCREENING
First Intake Thread DirectionRIGHT-HAND
Filtering Media DesignMESH SINGLE FILTERING MEDIA RESPONSE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-200-0219 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2600 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2601 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2602 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2604 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2606 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2607 INTERCHANGEABLE
Strainer,sediment
4730-00-278-2624 INTERCHANGEABLE
Strainer,sediment
4730-00-289-5279988 1-2SIZE1-2 125PSI INTERCHANGEABLE
Strainer,sediment
Crane Co Div Valve Div
4730-00-289-52803-9-4B INTERCHANGEABLE
Strainer,sediment
Gas Equipment Engineering Corporation, the Dba Geeco
Cross-Reference Index
Part NumberManufacturer
901 Pentair Valves & Controls Us Lp Div Pentair Flow Control (USA)
AT-1 1/4 Spirax Sarco Inc Dba Spirax Sarco (USA)
1004844-01 Raytheon Technical Services Company (USA)
WW-S-2739 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MILS16293 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1-1/4 NO.11-20 MESH S.S. Core Industries Inc. Dba Mueller Steam Specialty (USA)
AT11/4 Spirax Sarco Inc Dba Spirax Sarco (USA)
Related Parts
4730-00-200-0219INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2600INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2601INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2602INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2604INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2606INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2607INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-278-2624INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-289-5279INTERCHANGEABLE
STRAINER,SEDIMENT
988 1-2SIZE1-2 125PSI
4730-00-289-5280INTERCHANGEABLE
STRAINER,SEDIMENT
3-9-4B
4730-00-289-5456INTERCHANGEABLE
STRAINER,SEDIMENT
4730-00-289-5457INTERCHANGEABLE
STRAINER,SEDIMENT

Frequently Asked Questions

What is NSN 4730-00-279-0337?

NSN 4730-00-279-0337 is a Strainer,sediment, manufactured by Pentair Valves & Controls Us Lp Div Pentair Flow Control, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-279-0337?

NSN 4730-00-279-0337 has 7 cross-referenced part numbers: 901 (Pentair Valves & Controls Us Lp Div Pentair Flow Control), AT-1 1/4 (Spirax Sarco Inc Dba Spirax Sarco), 1004844-01 (Raytheon Technical Services Company), WW-S-2739 (Federal Specifications Promulgated by General Services Administration Washington DC), MILS16293 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 4730-00-279-0337?

There are 12 known substitutes for 4730-00-279-0337: 4730-00-200-0219, 4730-00-278-2600, 4730-00-278-2601 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 901?

Key specifications for 901: First Intake Thread Series Designator: NPT; Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Style Designator: Y STRAINER W/THREADED COVER; Media for Which Designed: WATER. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-279-0337 still in active supply?

NSN 4730-00-279-0337 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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