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12505549-109 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12505549-109: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, overall_length: 280.0 MILLIMETERS NOMINAL MM, style_designator: BUTT, mounting_hole_diameter: 6.0 MILLIMETERS NOMINAL MM, mounting_hole_quantity: 10, end_item_identification: 2320-01-549-8565,TRUCK,CARGO. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-568-0557, 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
12505549-109
NSN: 5340-01-568-0557
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
overall_length280.0 MILLIMETERS NOMINAL MM
style_designatorBUTT
mounting_hole_diameter6.0 MILLIMETERS NOMINAL MM
mounting_hole_quantity10
end_item_identification2320-01-549-8565,TRUCK,CARGO
part_name_assigned_by_controlling_agencyHINGE
NSN5340-01-568-0557
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12505549-109 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: 10
•
STYLE DESIGNATOR: BUTT
•
MOUNTING HOLE DIAMETER: 6.0 MILLIMETERS NOMINAL MM
•
MATERIAL: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY10
STYLE DESIGNATORBUTT
MOUNTING HOLE DIAMETER6.0 MILLIMETERS NOMINAL MM
OVERALL LENGTH280.0 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYHINGE
END ITEM IDENTIFICATION2320-01-549-8565,TRUCK,CARGO
MATERIALUNABLE TO DECODE
SUBSTITUTES & CROSS-REFERENCES 1
12505549Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 12505549-109?
12505549-109 is a HINGE,BUTT.
What parts can replace 12505549-109?
There is 1 known substitute for 12505549-109: 12505549. Substitute compatibility should be verified for your specific system.
What is the NSN for 12505549-109?
12505549-109 is cataloged in the U.S. Government catalog under NSN 5340-01-568-0557. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.