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5101580-20 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5101580-20: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, hinge_pin: NOT INCLUDED, knuckle_type: FRICTION, knuckle_length: 1.895 INCHES MINIMUM AND 1.905 INCHES MAXIMUM IN, overall_length: 3.800 INCHES NOMINAL IN, performance_type: NOT RATED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-314-0109, 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
5101580-20
NSN: 5340-01-314-0109
FSC: 5340 — Hardware, Commercial
CAGE: 12849 — TEXSTARS LLC DBA PPG AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL BODY
hinge_pinNOT INCLUDED
knuckle_typeFRICTION
knuckle_length1.895 INCHES MINIMUM AND 1.905 INCHES MAXIMUM IN
overall_length3.800 INCHES NOMINAL IN
knuckle_quantity1
performance_typeNOT RATED
style_designatorBUTT PARALLEL HOLES
surface_treatmentZINC OR CADMIUM AND CHROMATE BODY
material_thickness0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
reversible_featureNOT INCLUDED
hinge_mounting_typeHALF SURFACE
NSN5340-01-314-0109
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5101580-20 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: 3
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARALLEL HOLES
•
MOUNTING HOLE DIAMETER: 0.248 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM IN
•
HINGE MOUNTING TYPE: HALF SURFACE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY3
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.373 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARALLEL HOLES
MOUNTING HOLE DIAMETER0.248 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
OVERALL LENGTH3.800 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM IN
HINGE MOUNTING TYPEHALF SURFACE
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.070 INCHES MINIMUM AND 0.080 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 5101580-20?
5101580-20 is a LEAF,BUTT HINGE.
What is the NSN for 5101580-20?
5101580-20 is cataloged in the U.S. Government catalog under NSN 5340-01-314-0109. 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.