PartsTable
Technical Data Sheet
Download PDF

3F11428-103 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3F11428-103: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, hinge_pin: INCLUDED, knuckle_type: FRICTION, knuckle_length: 0.980 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN, overall_length: 5.000 INCHES NOMINAL IN, style_designator: BUTT PARALLEL HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-068-8644, 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
3F11428-103
NSN: 5340-00-068-8644
FSC: 5340 — Hardware, Commercial
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
hinge_pinINCLUDED
knuckle_typeFRICTION
knuckle_length0.980 INCHES MINIMUM AND 0.990 INCHES MAXIMUM IN
overall_length5.000 INCHES NOMINAL IN
knuckle_quantity2
style_designatorBUTT PARALLEL HOLES
surface_treatmentANODIZE OVERALL
material_thickness0.125 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
hinge_mounting_typeHALF MORTISE
mounting_hole_diameter0.193 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
NSN5340-00-068-8644
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3F11428-103 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: 4
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BUTT PARALLEL HOLES
•
MOUNTING HOLE DIAMETER: 0.193 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.900 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: HALF MORTISE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
STYLE DESIGNATORBUTT PARALLEL HOLES
MOUNTING HOLE DIAMETER0.193 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
OVERALL LENGTH5.000 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.900 INCHES NOMINAL IN
HINGE MOUNTING TYPEHALF MORTISE
HINGE PININCLUDED
MATERIAL THICKNESS0.125 INCHES NOMINAL 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
Ready to buy 3F11428-103?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3F11428-103?
3F11428-103 is a LEAF,BUTT HINGE.
What is the NSN for 3F11428-103?
3F11428-103 is cataloged in the U.S. Government catalog under NSN 5340-00-068-8644. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3F11428-103

✓ 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.