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Technical Data Sheet
11021566 ✓ 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 HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, body_width: 2.500 INCHES NOMINAL IN, knuckle_type: FRICTION, performance_type: NOT RATED, pin_removability: NONREMOVABLE, special_features: MTG HOLES 2.000 INCHES APART ON ONE LEAF AND 1.000 INCH APART ON OTHER LEAF 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 5340-01-195-1765, 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
11021566
NSN: 5340-01-195-1765
FSC: 5340
CAGE: 59678 — COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER DBA US ARMY COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
body_width2.500 INCHES NOMINAL IN
knuckle_typeFRICTION
knuckle_quantity5
performance_typeNOT RATED
pin_removabilityNONREMOVABLE
special_featuresMTG HOLES 2.000 INCHES APART ON ONE LEAF AND 1.000 INCH APART ON OTHER LEAF IN
style_designatorBUTT
material_thickness0.090 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.219 INCHES NOMINAL IN
mounting_hole_quantity4
NSN5340-01-195-1765
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11021566 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 HOLE QUANTITY: 4
PIN REMOVABILITY: NONREMOVABLE
KNUCKLE QUANTITY: 5
MOUNTING HOLE DIAMETER: 0.219 INCHES NOMINAL IN
STYLE DESIGNATOR: BUTT
MATERIAL: UNABLE TO DECODE
BODY WIDTH: 2.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE QUANTITY4
END ITEM IDENTIFICATION3431010798439
PIN REMOVABILITYNONREMOVABLE
KNUCKLE QUANTITY5
MOUNTING HOLE DIAMETER0.219 INCHES NOMINAL IN
STYLE DESIGNATORBUTT
MATERIALUNABLE TO DECODE
BODY WIDTH2.500 INCHES NOMINAL IN
MATERIALUNABLE TO DECODE
SPECIAL FEATURESMTG HOLES 2.000 INCHES APART ON ONE LEAF AND 1.000 INCH APART ON OTHER LEAF IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
521710Interchangeable
interchangeable cross-reference
interchangeable
490040Interchangeable
interchangeable cross-reference
interchangeable
521699Interchangeable
interchangeable cross-reference
interchangeable
WD-40Interchangeable
interchangeable cross-reference
interchangeable
10111Interchangeable
interchangeable cross-reference
interchangeable
1347K11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11021566?
11021566 is a HINGE,BUTT.
What parts can replace 11021566?
There are 6 known substitutes for 11021566: 521710, 490040, 521699 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11021566?
11021566 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-195-1765. This indicates validated use in U.S. government and defense supply chains.
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