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5189921-1 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5189921-1: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hinge_pin: NOT INCLUDED, knuckle_type: FRICTION, knuckle_length: 0.750 INCHES NOMINAL IN, overall_length: 3.750 INCHES NOMINAL IN, performance_type: NOT RATED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-200-2444, 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
5189921-1
NSN: 5340-01-200-2444
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
knuckle_length0.750 INCHES NOMINAL IN
overall_length3.750 INCHES NOMINAL IN
knuckle_quantity3
performance_typeNOT RATED
special_featuresMTG HOLES CSK 82 DEG BY 0.276 IN. PORM 0.005 IN.; HOLE IN FIRST KNUCKLE 0.062-0.065 IN. DIA; HOLE IN EACH END OF LEAF 0.114-0.120 IN. DIA,LOCATED 0.188 IN. FROM EDGE IN
style_designatorBUTT PARALLEL HOLES
surface_treatmentPASSIVATE OVERALL
end_knuckle_length0.750 INCHES NOMINAL IN
material_thickness0.090 INCHES NOMINAL IN
NSN5340-01-200-2444
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5189921-1 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: 3
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARALLEL HOLES
•
MOUNTING HOLE DIAMETER: 0.217 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 0.779 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
•
HINGE PIN: NOT INCLUDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY3
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARALLEL HOLES
MOUNTING HOLE DIAMETER0.217 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
OVERALL LENGTH3.750 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE0.779 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.090 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.250 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5189921-1?
5189921-1 is a LEAF,BUTT HINGE.
What is the NSN for 5189921-1?
5189921-1 is cataloged in the U.S. Government catalog under NSN 5340-01-200-2444. This indicates validated use in U.S. government and defense supply chains.
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