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12520503 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12520503: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, leaf_width: 1.250 INCHES NOMINAL IN, knuckle_type: BUSHING, overall_length: 3.510 INCHES NOMINAL IN, performance_type: NOT RATED, surface_treatment: UNABLE TO DECODE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-204-5985, 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
12520503
NSN: 5340-01-204-5985
FSC: 5340 — Hardware, Commercial
CAGE: 19206 — ARMY, UNITED STATES DEPARTMENT OF THE DBA WATERVLIET ARSENAL DIV BUSINESS DEVELOPMENT (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
leaf_width1.250 INCHES NOMINAL IN
knuckle_typeBUSHING
overall_length3.510 INCHES NOMINAL IN
knuckle_quantity2
performance_typeNOT RATED
surface_treatmentUNABLE TO DECODE
reversible_featureNOT INCLUDED
mounting_hole_diameter0.138 INCHES NOMINAL IN
mounting_hole_quantity4
surface_treatment_document_and_classificationUNABLE TO DECODE
NSN5340-01-204-5985
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12520503 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
•
REVERSIBLE FEATURE: NOT INCLUDED
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
MOUNTING HOLE DIAMETER: 0.138 INCHES NOMINAL IN
•
LEAF WIDTH: 1.250 INCHES NOMINAL IN
•
KNUCKLE QUANTITY: 2
•
SURFACE TREATMENT: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
REVERSIBLE FEATURENOT INCLUDED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
MOUNTING HOLE DIAMETER0.138 INCHES NOMINAL IN
OVERALL LENGTH3.510 INCHES NOMINAL IN
LEAF WIDTH1.250 INCHES NOMINAL IN
KNUCKLE QUANTITY2
SURFACE TREATMENTUNABLE TO DECODE
MATERIALUNABLE TO DECODE
KNUCKLE TYPEBUSHING
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 1
B5895-10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12520503?
12520503 is a HINGE,BUTT.
What parts can replace 12520503?
There is 1 known substitute for 12520503: B5895-10. Substitute compatibility should be verified for your specific system.
What is the NSN for 12520503?
12520503 is cataloged in the U.S. Government catalog under NSN 5340-01-204-5985. This indicates validated use in U.S. government and defense supply chains.
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