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344535L — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

344535L: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include knuckle_length: 0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN, overall_length: 54.860 INCHES MINIMUM AND 54.890 INCHES MAXIMUM IN, performance_type: NOT RATED, pin_removability: NONREMOVABLE, material_thickness: 0.080 INCHES NOMINAL IN, reversible_feature: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-536-9556, 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
344535L
NSN: 5340-00-536-9556
FSC: 5340 — Hardware, Commercial
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
knuckle_length0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
overall_length54.860 INCHES MINIMUM AND 54.890 INCHES MAXIMUM IN
knuckle_quantity8
performance_typeNOT RATED
pin_removabilityNONREMOVABLE
material_thickness0.080 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.640 INCHES MINIMUM AND 0.644 INCHES MAXIMUM IN
mounting_hole_quantity8
pin_center_to_body_edge_distance1.505 INCHES NOMINAL IN
NSN5340-00-536-9556
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 344535L 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: 8
•
REVERSIBLE FEATURE: NOT INCLUDED
•
MOUNTING HOLE DIAMETER: 0.640 INCHES MINIMUM AND 0.644 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.505 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
•
PIN REMOVABILITY: NONREMOVABLE
•
KNUCKLE QUANTITY: 8
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY8
REVERSIBLE FEATURENOT INCLUDED
MOUNTING HOLE DIAMETER0.640 INCHES MINIMUM AND 0.644 INCHES MAXIMUM IN
OVERALL LENGTH54.860 INCHES MINIMUM AND 54.890 INCHES MAXIMUM IN
PIN CENTER TO BODY EDGE DISTANCE1.505 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
PIN REMOVABILITYNONREMOVABLE
KNUCKLE QUANTITY8
KNUCKLE LENGTH0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
PERFORMANCE TYPENOT RATED
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 344535L?
344535L is a HINGE,BUTT.
What is the NSN for 344535L?
344535L is cataloged in the U.S. Government catalog under NSN 5340-00-536-9556. 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.