PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1573Filter,fluid

Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division · NSN 2940-00-891-1920 · FSC 2940 · No Item Name Available
Verified by PartsTable
NSN 2940-00-891-1920 — this item is cataloged by the U.S. Government under National Stock Number 2940-00-891-1920. Primary manufacturer part number: 1573.
Features
  • Filter,fluid — FSC 2940
  • First Discharge Thread Direction: RIGHT-HAND
  • Mounting Hole Diameter: 0.312 INCHES NOMINAL IN
  • First Discharge Thread Series Designator: NPT
  • First Intake Connection Type: THREADED INTERNAL PIPE TOP
  • First Intake Thread Direction: RIGHT-HAND
  • First Intake Thread Series Designator: NPT
  • Filtering Element Quantity: 1
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,fluid, cataloged under National Stock Number 2940-00-891-1920, is classified within Federal Supply Class 2940 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2940-00-891-1920
Primary Part Number1573
Item NameFilter,fluid
FSC / FSG2940 / 29 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
StatusACTIVE
First Discharge Thread DirectionRIGHT-HAND
Mounting Hole Diameter0.312 INCHES NOMINAL IN
First Discharge Thread Series DesignatorNPT
First Intake Connection TypeTHREADED INTERNAL PIPE TOP
First Intake Thread DirectionRIGHT-HAND
First Intake Thread Series DesignatorNPT
Filtering Element Quantity1
Design TypeREUSABLE
Bracket Quantity1
First Intake Nominal Thread Size1.250 INCHES IN
First Discharge Nominal Thread Size1.250 INCHES IN
Mounting TypeBRACKET HEAD
First Discharge Connection TypeTHREADED INTERNAL PIPE TOP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5975-00-141-0051 INTERCHANGEABLE
Conduit Outlet
6515-00-400-7501 INTERCHANGEABLE
Bag,reservoir,inhalation Therapy
5340-00-426-30541573 INTERCHANGEABLE
Key Blank
Ni Industries Inc Hq Vernon Div
6610-00-680-8325649-0049-901 INTERCHANGEABLE
Case Assy,gyro Hori
Acron Aviation, Inc.
5910-00-901-8796 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
3020-01-057-95211573 INTERCHANGEABLE
Pulley,scanner
Gifft T H Co Inc
2910-01-238-0923 INTERCHANGEABLE
Carburetor,float
6760-01-239-807036-5520 INTERCHANGEABLE
Filter Assembly,neutral Density
Davidson Optronics Inc. Dba Doi Venture
5305-01-479-26271573 INTERCHANGEABLE
Screw,cap,hexagon Head
Independent Rough Terrain Center Llc
5330-01-579-49121573 INTERCHANGEABLE
Felt,mechanical,preformed
Edro Corporation, the Dba Edro Corp
Cross-Reference Index
Part NumberManufacturer
1573 PRIMARY Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA)
C4-5504 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
1573 Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division (USA)
Related Parts
5975-00-141-0051INTERCHANGEABLE
CONDUIT OUTLET
6515-00-400-7501INTERCHANGEABLE
BAG,RESERVOIR,INHALATION THERAPY
5340-00-426-3054INTERCHANGEABLE
KEY BLANK
1573
6610-00-680-8325INTERCHANGEABLE
CASE ASSY,GYRO HORI
649-0049-901
5910-00-901-8796INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
3020-01-057-9521INTERCHANGEABLE
PULLEY,SCANNER
1573
2910-01-238-0923INTERCHANGEABLE
CARBURETOR,FLOAT
6760-01-239-8070INTERCHANGEABLE
FILTER ASSEMBLY,NEUTRAL DENSITY
36-5520
5305-01-479-2627INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
1573
5330-01-579-4912INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
1573
6640-01-583-4739INTERCHANGEABLE
SYRINGE,LABORATORY
20734

Frequently Asked Questions

What is NSN 2940-00-891-1920?

NSN 2940-00-891-1920 is a Filter,fluid, manufactured by Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division, classified under FSC 2940 (No Item Name Available). Status: active.

What are the part numbers for NSN 2940-00-891-1920?

NSN 2940-00-891-1920 has 3 cross-referenced part numbers: 1573 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), C4-5504 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division), 1573 (Parker Hannifin Corporation Dba Gresen Hydraulics Div Hydraulic Valve Division).

What NSN replaces 2940-00-891-1920?

There are 11 known substitutes for 2940-00-891-1920: 5975-00-141-0051, 6515-00-400-7501, 5340-00-426-3054 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1573?

Key specifications for 1573: First Discharge Thread Direction: RIGHT-HAND; Mounting Hole Diameter: 0.312 INCHES NOMINAL IN; First Discharge Thread Series Designator: NPT; First Intake Connection Type: THREADED INTERNAL PIPE TOP. 13 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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