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6903594 — FILTER ASSEMBLY,FLUID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6903594: FILTER ASSEMBLY,FLUID.

The FILTER ASSEMBLY,FLUID is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, overall_length: 39.090 INCHES NOMINAL IN, mounting_method: PIN(S), outside_diameter: 1.000 INCHES NOMINAL IN, special_features: THIS ITEM INCLUDES P/N'S 29 AND 30, style_designator: TUBULAR. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-499-5579, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
6903594
NSN: 5340-01-499-5579
NIINs: 014995579, 014995945, 014995949, 014998552
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
overall_length39.090 INCHES NOMINAL IN
mounting_methodPIN(S)
outside_diameter1.000 INCHES NOMINAL IN
special_featuresTHIS ITEM INCLUDES P/N'S 29 AND 30
style_designatorTUBULAR
mounting_facility_length1.000 INCHES NOMINAL IN
mounting_facility_diameter0.250 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763A CL-304, COND-A FED SPEC ALL MATERIAL RESPONSES OVERALL A
part_name_assigned_by_controlling_agencyCHARCOAL FILTER HANDLE ASSEMBLY
center_to_center_distance_between_mounting_facilities_parallel_to_length5.060 INCHES NOMINAL IN
NSN5340-01-499-5579
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6903594 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MOUNTING FACILITY DIAMETER: 0.250 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 5.060 INCHES NOMINAL IN
•
MOUNTING FACILITY LENGTH: 1.000 INCHES NOMINAL IN
•
MOUNTING METHOD: PIN(S)
•
STYLE DESIGNATOR: TUBULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763A CL-304, COND-A FED SPEC ALL MATERIAL RESPONSES OVERALL A
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY DIAMETER0.250 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH5.060 INCHES NOMINAL IN
MOUNTING FACILITY LENGTH1.000 INCHES NOMINAL IN
MOUNTING METHODPIN(S)
STYLE DESIGNATORTUBULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763A CL-304, COND-A FED SPEC ALL MATERIAL RESPONSES OVERALL A
OVERALL LENGTH39.090 INCHES NOMINAL IN
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
SPECIAL FEATURESTHIS ITEM INCLUDES P/N'S 29 AND 30
PART NAME ASSIGNED BY CONTROLLING AGENCYCHARCOAL FILTER HANDLE ASSEMBLY
SUBSTITUTES & CROSS-REFERENCES 1
B643-2012-20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6903594?
6903594 is a FILTER ASSEMBLY,FLUID.
What parts can replace 6903594?
There is 1 known substitute for 6903594: B643-2012-20. Substitute compatibility should be verified for your specific system.
What is the NSN for 6903594?
6903594 is cataloged in the U.S. Government catalog under NSN 5340-01-499-5579. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.