PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1853Filter Element,fluid

Kaydon Custom Filtration Corporation · NSN 4330-00-409-6502 · FSC 4330 · No Item Name Available
Verified by PartsTable
NSN 4330-00-409-6502 — this item is cataloged by the U.S. Government under National Stock Number 4330-00-409-6502. Primary manufacturer part number: A1853.
Features
  • Filter Element,fluid — FSC 4330
  • Flow Direction: INSIDE OUT
  • Body Overall Length: 17.375 INCHES NOMINAL IN
  • Design Type: NONREUSABLE
  • Material: GLASS FIBER FILTERING MEDIUM
  • Filtering Media Design: MOLDED SINGLE FILTERING MEDIA RESPONSE
  • Body Inside Diameter: 1.625 INCHES NOMINAL IN
  • Media for Which Designed: FUEL/OIL, HYDROCARBON
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Glass Fiber Filtering Medium construction
General Description

The Filter Element,fluid, cataloged under National Stock Number 4330-00-409-6502, is classified within Federal Supply Class 4330 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Kaydon Custom Filtration Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4330-00-409-6502
Primary Part NumberA1853
Item NameFilter Element,fluid
FSC / FSG4330 / 43 — No Item Name Available
ManufacturerKaydon Custom Filtration Corporation
StatusACTIVE
Flow DirectionINSIDE OUT
Body Overall Length17.375 INCHES NOMINAL IN
Design TypeNONREUSABLE
MaterialGLASS FIBER FILTERING MEDIUM
Filtering Media DesignMOLDED SINGLE FILTERING MEDIA RESPONSE
Body Inside Diameter1.625 INCHES NOMINAL IN
Media for Which DesignedFUEL/OIL, HYDROCARBON
Style DesignatorCYLINDRICAL W/OUT CONTAINER
Body Diameter3.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5315-00-238-0848A1853 INTERCHANGEABLE
Pin,straight,headless
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
1650-00-314-613560010-3 INTERCHANGEABLE
Dampener,flutter
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
4920-01-289-9874A1853 INTERCHANGEABLE
Fixture Magnet
Ametek Inc Div Aerospace and Defense
4720-01-412-8167 INTERCHANGEABLE
Hose Assembly,nonmetallic
4730-01-431-5363600103 INTERCHANGEABLE
Coupling,hose
Earls Performance Products
3110-01-494-2342NUP 2307 ECPC3 INTERCHANGEABLE
Bearing,roller,cylindrical
Skf Usa Inc.
8430-01-496-6238W1450 SZ 9 INTERCHANGEABLE
Boots,firemen's
Norcross Safety Products L.l.c. Dba Honeywell Safety Products
6230-01-586-4094INF-B-W INTERCHANGEABLE
Flashlight
Emissive Energy Corp. Dba Inforce
8455-01-673-8998 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1853 PRIMARY Kaydon Custom Filtration Corporation (USA)
600103 PRIMARY Kaydon Custom Filtration Corporation (USA)
Related Parts
5315-00-238-0848INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
A1853
1650-00-314-6135INTERCHANGEABLE
DAMPENER,FLUTTER
60010-3
4920-01-289-9874INTERCHANGEABLE
FIXTURE MAGNET
A1853
4720-01-412-8167INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4730-01-431-5363INTERCHANGEABLE
COUPLING,HOSE
600103
3110-01-494-2342INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
NUP 2307 ECPC3
8430-01-496-6238INTERCHANGEABLE
BOOTS,FIREMEN'S
W1450 SZ 9
6230-01-586-4094INTERCHANGEABLE
FLASHLIGHT
INF-B-W
8455-01-673-8998INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 4330-00-409-6502?

NSN 4330-00-409-6502 is a Filter Element,fluid, manufactured by Kaydon Custom Filtration Corporation, classified under FSC 4330 (No Item Name Available). Status: active.

What are the part numbers for NSN 4330-00-409-6502?

NSN 4330-00-409-6502 has 2 cross-referenced part numbers: A1853 (Kaydon Custom Filtration Corporation), 600103 (Kaydon Custom Filtration Corporation).

What NSN replaces 4330-00-409-6502?

There are 9 known substitutes for 4330-00-409-6502: 5315-00-238-0848, 1650-00-314-6135, 4920-01-289-9874 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1853?

Key specifications for A1853: Flow Direction: INSIDE OUT; Body Overall Length: 17.375 INCHES NOMINAL IN; Design Type: NONREUSABLE; Material: GLASS FIBER FILTERING MEDIUM. 9 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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