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12266350 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12266350: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, hinge_pin: NOT INCLUDED, knuckle_type: FRICTION, knuckle_length: 1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM IN, overall_length: 3.500 INCHES NOMINAL IN, performance_type: NOT RATED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-050-9599, 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
12266350
NSN: 5340-01-050-9599
FSC: 5340 — Hardware, Commercial
CAGE: 20418 — DRS SUSTAINMENT SYSTEMS, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
knuckle_length1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM IN
overall_length3.500 INCHES NOMINAL IN
knuckle_quantity1
performance_typeNOT RATED
style_designatorBUTT PARRALLEL HOLES END KNUCKLES
material_thickness0.250 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.280 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
knuckle_inside_diameter0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
NSN5340-01-050-9599
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12266350 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: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARRALLEL HOLES END KNUCKLES
•
MOUNTING HOLE DIAMETER: 0.280 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
HINGE PIN: NOT INCLUDED
•
MATERIAL THICKNESS: 0.250 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARRALLEL HOLES END KNUCKLES
MOUNTING HOLE DIAMETER0.280 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
OVERALL LENGTH3.500 INCHES NOMINAL IN
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.250 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.750 INCHES NOMINAL IN
KNUCKLE QUANTITY1
KNUCKLE LENGTH1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12266350?
12266350 is a LEAF,BUTT HINGE.
What is the NSN for 12266350?
12266350 is cataloged in the U.S. Government catalog under NSN 5340-01-050-9599. 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.