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90-2457-3003 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90-2457-3003: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include hinge_pin: NOT INCLUDED, knuckle_type: FRICTION, overall_length: 30.630 INCHES NOMINAL IN, performance_type: NOT RATED, end_knuckle_length: 0.180 INCHES NOMINAL IN, material_thickness: 0.200 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-020-7841, 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
90-2457-3003
NSN: 5340-01-020-7841
FSC: 5340 — Hardware, Commercial
CAGE: 17765 — THE BOEING COMPANY DIV COMMERCIAL (USA)
SPECIFICATIONS
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
overall_length30.630 INCHES NOMINAL IN
performance_typeNOT RATED
end_knuckle_length0.180 INCHES NOMINAL IN
material_thickness0.200 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
hinge_mounting_typeFULL MORTISE
mounting_hole_diameter0.250 INCHES NOMINAL IN
knuckle_inside_diameter0.125 INCHES NOMINAL IN
pin_center_to_body_edge_distance1.625 INCHES NOMINAL IN
NSN5340-01-020-7841
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90-2457-3003 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
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.625 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: FULL MORTISE
•
HINGE PIN: NOT INCLUDED
•
MATERIAL THICKNESS: 0.200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.125 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.250 INCHES NOMINAL IN
OVERALL LENGTH30.630 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.625 INCHES NOMINAL IN
HINGE MOUNTING TYPEFULL MORTISE
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.200 INCHES NOMINAL IN
END KNUCKLE LENGTH0.180 INCHES NOMINAL IN
KNUCKLE TYPEFRICTION
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 90-2457-3003?
90-2457-3003 is a LEAF,BUTT HINGE.
What is the NSN for 90-2457-3003?
90-2457-3003 is cataloged in the U.S. Government catalog under NSN 5340-01-020-7841. This indicates validated use in U.S. government and defense supply chains.
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