PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

IF-125 3IN.Strainer,sediment

Spirax Sarco Inc Dba Spirax Sarco · NSN 4730-01-329-5054 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-329-5054 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-329-5054. Primary manufacturer part number: IF-125 3IN..
Features
  • Strainer,sediment — FSC 4730
  • First Discharge Connection Relationship to Intake Connection: IDENTICAL TO FIRST INTAKE CONNECTION
  • Media for Which Designed: FUEL/OIL, HYDROCARBON AND GAS AND WATER
  • Specification/standard Data: 81349-MIL-S-16293F GOVERNMENT SPECIFICATION
  • Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE
  • First Intake Flange Shape Style: ROUND W/UNTHREADED BOLT HOLES
  • Distance From Bottom of Body to Center of Inlet: 7.625 INCHES NOMINAL IN
  • Style Designator: Y STRAINER W/BLOW-OFF PLUG
Applications
  • Applications requiring Steel Comp 304 Filtering Medium construction
General Description

The Strainer,sediment, cataloged under National Stock Number 4730-01-329-5054, 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 Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-329-5054
Primary Part NumberIF-125 3IN.
Item NameStrainer,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
First Discharge Connection Relationship to Intake ConnectionIDENTICAL TO FIRST INTAKE CONNECTION
Media for Which DesignedFUEL/OIL, HYDROCARBON AND GAS AND WATER
Specification/standard Data81349-MIL-S-16293F GOVERNMENT SPECIFICATION
Filtering Media DesignPERFORATED SINGLE FILTERING MEDIA RESPONSE
First Intake Flange Shape StyleROUND W/UNTHREADED BOLT HOLES
Distance From Bottom of Body to Center of Inlet7.625 INCHES NOMINAL IN
Style DesignatorY STRAINER W/BLOW-OFF PLUG
First Intake Flange Face StylePLAIN
First Intake Connection TypePLAIN FACE FLANGE LINE
First Intake Flange Thickness1.188 INCHES NOMINAL IN
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Nondefinitive Spec/std DataII TYPE
First Intake Flange Outside Diameter7.500 INCHES NOMINAL IN
Body Length12.000 INCHES NOMINAL IN
Temp Rating150.0 FAHRENHEIT NOMINAL DEGF
MaterialSTEEL COMP 304 FILTERING MEDIUM
Perforation Diameter0.250 INCHES NOMINAL IN
Mounting TypeINLET CONNECTION AND OUTLET CONNECTION LINE
MaterialIRON CAST BODY
Perforation Quantity8.0 PER SQUARE INCH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-353-7882 INTERCHANGEABLE
Strainer,sediment
Cross-Reference Index
Part NumberManufacturer
MIL-S-16293F Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CI-125-3IN 1/4P Spirax Sarco Inc Dba Spirax Sarco (USA)
IF-125 3IN. PRIMARY Spirax Sarco Inc Dba Spirax Sarco (USA)
1265-2146-2 National Foam Inc Dba National Foam Div National Foam (USA)
Related Parts
4730-00-353-7882INTERCHANGEABLE
STRAINER,SEDIMENT

Frequently Asked Questions

What is NSN 4730-01-329-5054?

NSN 4730-01-329-5054 is a Strainer,sediment, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-329-5054?

NSN 4730-01-329-5054 has 4 cross-referenced part numbers: MIL-S-16293F (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CI-125-3IN 1/4P (Spirax Sarco Inc Dba Spirax Sarco), IF-125 3IN. (Spirax Sarco Inc Dba Spirax Sarco), 1265-2146-2 (National Foam Inc Dba National Foam Div National Foam).

What NSN replaces 4730-01-329-5054?

There is 1 known substitute for 4730-01-329-5054: 4730-00-353-7882. Verify interchangeability with system specifications before substitution.

What are the specifications of IF-125 3IN.?

Key specifications for IF-125 3IN.: Special Features: BRONZE PLUG IN BLOW-OFF CONNECTION PER MIL.; First Discharge Connection Relationship to Intake Connection: IDENTICAL TO FIRST INTAKE CONNECTION; Media for Which Designed: FUEL/OIL, HYDROCARBON AND GAS AND WATER; Specification/standard Data: 81349-MIL-S-16293F GOVERNMENT SPECIFICATION. 21 total characteristics are documented in the Federal Logistics Information System.

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