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344541R — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

344541R: 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: 0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN, overall_length: 100.225 INCHES MINIMUM AND 100.255 INCHES MAXIMUM IN, performance_type: NOT RATED. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-570-9161, 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
344541R
NSN: 5340-00-570-9161
FSC: 5340 — Hardware, Commercial
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
knuckle_length0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
overall_length100.225 INCHES MINIMUM AND 100.255 INCHES MAXIMUM IN
knuckle_quantity2
performance_typeNOT RATED
style_designatorBUTT BLANK
material_thickness0.025 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
hinge_mounting_typeHALF SURFACE
knuckle_inside_diameter0.096 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
NSN5340-00-570-9161
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 344541R 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: 0.096 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT BLANK
•
PIN CENTER TO BODY EDGE DISTANCE: 1.012 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: HALF SURFACE
•
HINGE PIN: NOT INCLUDED
•
MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.096 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT BLANK
OVERALL LENGTH100.225 INCHES MINIMUM AND 100.255 INCHES MAXIMUM IN
PIN CENTER TO BODY EDGE DISTANCE1.012 INCHES NOMINAL IN
HINGE MOUNTING TYPEHALF SURFACE
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
KNUCKLE QUANTITY2
KNUCKLE LENGTH0.486 INCHES MINIMUM AND 0.490 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 344541R?
344541R is a LEAF,BUTT HINGE.
What is the NSN for 344541R?
344541R is cataloged in the U.S. Government catalog under NSN 5340-00-570-9161. 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.