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Technical Data Sheet
FF111 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include material: COTTON FILTERING MEDIUM, leaf_width: 1.875 INCHES NOMINAL IN, design_type: NONREUSABLE, knuckle_type: FRICTION, staple_style: SAFETY FIXED, body_diameter: 3.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-235-1819, 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
FF111
NSN: 5340-00-235-1819
FSC: 5340
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOTTON FILTERING MEDIUM
leaf_width1.875 INCHES NOMINAL IN
design_typeNONREUSABLE
knuckle_typeFRICTION
staple_styleSAFETY FIXED
body_diameter3.000 INCHES NOMINAL IN
flow_directionPARALLEL
knuckle_quantity3
special_featuresGRUMMAN AEROSPACE AIRCRAFT MODEL A10
style_designatorCYLINDRICAL W/OUT CONTAINER
fixed_leaf_length2.750 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
NSN5340-00-235-1819
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FF111 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
FIXED LEAF LENGTH: 2.750 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA: 1405C TYPE
MATERIAL THICKNESS: 0.104 INCHES NOMINAL IN
KNUCKLE QUANTITY: 3
REVERSIBLE FEATURE: NOT INCLUDED
STAPLE STYLE: SAFETY FIXED
MATERIAL: STEEL PIN
SLOTTED LEAF LENGTH: 6.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIXED LEAF LENGTH2.750 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1405C TYPE
MATERIAL THICKNESS0.104 INCHES NOMINAL IN
KNUCKLE QUANTITY3
REVERSIBLE FEATURENOT INCLUDED
STAPLE STYLESAFETY FIXED
MATERIALSTEEL PIN
SLOTTED LEAF LENGTH6.000 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.182 INCHES NOMINAL IN
MATERIALSTEEL BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
N117-986Upgraded Successor
successor cross-reference
successor
FF-H-111Upgraded Successor
successor cross-reference
successor
A-A-462Upgraded Successor
successor cross-reference
successor
320432Upgraded Successor
successor cross-reference
successor
320441Upgraded Successor
successor cross-reference
successor
BHMA-A156.20 A83162 3-1/4INUpgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF111?
FF111 is a FILTER ELEMENT,FLUID.
What parts can replace FF111?
There are 14 known substitutes for FF111: N117-986, FF-H-111, A-A-462 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FF111?
FF111 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-235-1819. This indicates validated use in U.S. government and defense supply chains.
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