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53-73202-77 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

53-73202-77: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 5052 OVERALL, hinge_pin: NOT INCLUDED, knuckle_type: FRICTION, knuckle_length: 0.482 INCHES MINIMUM AND 0.491 INCHES MAXIMUM IN, overall_length: 9.630 INCHES MINIMUM AND 9.650 INCHES MAXIMUM IN, knuckle_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-172-2592, 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
53-73202-77
NSN: 5340-00-172-2592
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5052 OVERALL
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
knuckle_length0.482 INCHES MINIMUM AND 0.491 INCHES MAXIMUM IN
overall_length9.630 INCHES MINIMUM AND 9.650 INCHES MAXIMUM IN
knuckle_quantity10
performance_typeNOT RATED
style_designatorBUTT PARALLEL HOLES
material_thickness0.051 INCHES NOMINAL IN
reversible_featureINCLUDED
hinge_mounting_typeFULL SURFACE
mounting_hole_quantity12
NSN5340-00-172-2592
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 53-73202-77 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: 12
•
REVERSIBLE FEATURE: INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.092 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARALLEL HOLES
•
PIN CENTER TO BODY EDGE DISTANCE: 0.992 INCHES MINIMUM AND 1.008 INCHES MAXIMUM IN
•
HINGE MOUNTING TYPE: FULL SURFACE
•
HINGE PIN: NOT INCLUDED
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY12
REVERSIBLE FEATUREINCLUDED
KNUCKLE INSIDE DIAMETER0.092 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARALLEL HOLES
OVERALL LENGTH9.630 INCHES MINIMUM AND 9.650 INCHES MAXIMUM IN
PIN CENTER TO BODY EDGE DISTANCE0.992 INCHES MINIMUM AND 1.008 INCHES MAXIMUM IN
HINGE MOUNTING TYPEFULL SURFACE
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.051 INCHES NOMINAL IN
KNUCKLE QUANTITY10
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 53-73202-77?
53-73202-77 is a LEAF,BUTT HINGE.
What is the NSN for 53-73202-77?
53-73202-77 is cataloged in the U.S. Government catalog under NSN 5340-00-172-2592. This indicates validated use in U.S. government and defense supply chains.
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