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3305AS271 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3305AS271: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 BODY, hinge_pin: NOT INCLUDED, knuckle_length: 0.630 INCHES NOMINAL IN, overall_length: 11.500 INCHES NOMINAL IN, style_designator: BUTT STAGGERED HOLES, reversible_feature: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-470-6187, 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
3305AS271
NSN: 5340-01-470-6187
FSC: 5340 — Hardware, Commercial
CAGE: 56529 — HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 BODY
hinge_pinNOT INCLUDED
knuckle_length0.630 INCHES NOMINAL IN
overall_length11.500 INCHES NOMINAL IN
knuckle_quantity6
style_designatorBUTT STAGGERED HOLES
reversible_featureNOT INCLUDED
mounting_hole_diameter0.320 INCHES NOMINAL IN
knuckle_inside_diameter0.320 INCHES NOMINAL IN
pin_center_to_body_edge_distance1.332 INCHES NOMINAL IN
center_to_center_distance_between_mounting_holes_along_length6.250 INCHES NOMINAL IN
NSN5340-01-470-6187
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3305AS271 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: 0.320 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BUTT STAGGERED HOLES
•
MOUNTING HOLE DIAMETER: 0.320 INCHES NOMINAL IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.332 INCHES NOMINAL IN
•
HINGE PIN: NOT INCLUDED
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 6.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.320 INCHES NOMINAL IN
STYLE DESIGNATORBUTT STAGGERED HOLES
MOUNTING HOLE DIAMETER0.320 INCHES NOMINAL IN
OVERALL LENGTH11.500 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.332 INCHES NOMINAL IN
HINGE PINNOT INCLUDED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH6.250 INCHES NOMINAL IN
KNUCKLE QUANTITY6
KNUCKLE LENGTH0.630 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
3305AS271-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 3305AS271?
3305AS271 is a LEAF,BUTT HINGE.
What parts can replace 3305AS271?
There is 1 known substitute for 3305AS271: 3305AS271-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3305AS271?
3305AS271 is cataloged in the U.S. Government catalog under NSN 5340-01-470-6187. 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.