PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet
MRO / Pipe, Tubing, Hose, and Fittings / 4730-01-343-6577

49-50Strainer,sediment

Lenz Inc Dba the Lenz Company · NSN 4730-01-343-6577 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-343-6577 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-343-6577. Primary manufacturer part number: 49-50.
L 9.850 INCHES NOMINAL IN ⌀3.875 INCHES NOMINAL IN NPT HOSE FITTING
4730-01-343-6577 — No Item Name Available illustration
Features
  • Strainer,sediment — FSC 4730
  • Body Diameter: 3.875 INCHES NOMINAL IN
  • Material: STEEL BODY
  • Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE
  • Body Overall Length: 9.850 INCHES NOMINAL IN
  • Media for Which Designed: FUEL/OIL, HYDROCARBON
  • Thread Series Designator: NPT
  • Style Designator: CYLINDRICAL W/INTEGRAL OUTER CASING
Applications
  • Applications requiring Steel Body construction
General Description

The Strainer,sediment, cataloged under National Stock Number 4730-01-343-6577, 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 Lenz Inc Dba the Lenz Company. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-343-6577
Primary Part Number49-50
Item NameStrainer,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLenz Inc Dba the Lenz Company
StatusACTIVE
Body Diameter3.875 INCHES NOMINAL IN
MaterialSTEEL BODY
Filtering Media DesignMESH SINGLE FILTERING MEDIA RESPONSE
Body Overall Length9.850 INCHES NOMINAL IN
Media for Which DesignedFUEL/OIL, HYDROCARBON
Thread Series DesignatorNPT
Style DesignatorCYLINDRICAL W/INTEGRAL OUTER CASING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 12
2520-00-030-7205606503 INTERCHANGEABLE
Plunger
General Motors Corp
6210-00-299-2978 INTERCHANGEABLE
Reflector,light
5945-00-811-50400491-0004 INTERCHANGEABLE
Solenoid,electrical
Keysight Technologies Inc
5330-01-038-10894950 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4920-01-075-3086GS15931-1 INTERCHANGEABLE
Fixture,engine Maintenance,aircr
Hamilton Sundstrand Corporation Dba Collins Aerospace
7035-01-114-3134 INTERCHANGEABLE
Programmer,electronic Command Si
5905-01-163-3932RCL25R INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
3020-01-225-70034950 INTERCHANGEABLE
Gear,spur
Pentair Filtration Solutions, Llc
5331-01-304-11494950 INTERCHANGEABLE
O-Ring
Ellis Mfg Co Inc
7510-01-358-87704950 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
Cross-Reference Index
Part NumberManufacturer
49-50 PRIMARY Lenz Inc Dba the Lenz Company (USA)
Related Parts
2520-00-030-7205INTERCHANGEABLE
PLUNGER
606503
6210-00-299-2978INTERCHANGEABLE
REFLECTOR,LIGHT
5945-00-811-5040INTERCHANGEABLE
SOLENOID,ELECTRICAL
0491-0004
5330-01-038-1089INTERCHANGEABLE
SEAL,PLAIN ENCASED
4950
4920-01-075-3086INTERCHANGEABLE
FIXTURE,ENGINE MAINTENANCE,AIRCR
GS15931-1
7035-01-114-3134INTERCHANGEABLE
PROGRAMMER,ELECTRONIC COMMAND SI
5905-01-163-3932INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
RCL25R
3020-01-225-7003INTERCHANGEABLE
GEAR,SPUR
4950
5331-01-304-1149INTERCHANGEABLE
O-RING
4950
7510-01-358-8770INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
4950
6625-01-380-6500INTERCHANGEABLE
METER,MULTIPLE SCALE
4950
5940-01-406-0544INTERCHANGEABLE
POST,BINDING,ELECTRICAL

Frequently Asked Questions

What is NSN 4730-01-343-6577?

NSN 4730-01-343-6577 is a Strainer,sediment, manufactured by Lenz Inc Dba the Lenz Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-343-6577?

NSN 4730-01-343-6577 has 1 cross-referenced part number: 49-50 (Lenz Inc Dba the Lenz Company).

What NSN replaces 4730-01-343-6577?

There are 12 known substitutes for 4730-01-343-6577: 2520-00-030-7205, 6210-00-299-2978, 5945-00-811-5040 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 49-50?

Key specifications for 49-50: Body Diameter: 3.875 INCHES NOMINAL IN; Material: STEEL BODY; Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Body Overall Length: 9.850 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

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