PartsTable
Technical Data Sheet
Download PDF

338661-4 — LEAF,BUTT HINGE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

338661-4: LEAF,BUTT HINGE.

The LEAF,BUTT HINGE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, hinge_pin: NOT INCLUDED, knuckle_length: 0.620 INCHES NOMINAL IN, overall_length: 5.620 INCHES NOMINAL IN, performance_type: NOT RATED, material_thickness: 0.060 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-505-4012, 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
338661-4
NSN: 5340-00-505-4012
FSC: 5340 — Hardware, Commercial
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
hinge_pinNOT INCLUDED
knuckle_length0.620 INCHES NOMINAL IN
overall_length5.620 INCHES NOMINAL IN
knuckle_quantity4
performance_typeNOT RATED
special_featuresHOLES THREE 0.287 IN. D1A,ONE HOLE 0.191 IN D1A TO 0.198 IN. DIA,COUNTERSINK 100 DEGREES,PIN HOLE 0.093 IN. DIA TO 0.098 IN. DIA IN
material_thickness0.060 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_quantity5
knuckle_inside_diameter0.616 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
center_to_center_distance_between_mounting_holes_along_length1.250 INCHES NOMINAL IN
NSN5340-00-505-4012
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 338661-4 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: 5
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.616 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
•
HINGE PIN: NOT INCLUDED
•
MATERIAL THICKNESS: 0.060 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.250 INCHES NOMINAL IN
•
KNUCKLE QUANTITY: 4
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY5
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.616 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
OVERALL LENGTH5.620 INCHES NOMINAL IN
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.060 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.250 INCHES NOMINAL IN
KNUCKLE QUANTITY4
KNUCKLE LENGTH0.620 INCHES NOMINAL IN
SPECIAL FEATURESHOLES THREE 0.287 IN. D1A,ONE HOLE 0.191 IN D1A TO 0.198 IN. DIA,COUNTERSINK 100 DEGREES,PIN HOLE 0.093 IN. DIA TO 0.098 IN. DIA 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 338661-4?
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 338661-4?
338661-4 is a LEAF,BUTT HINGE.
What is the NSN for 338661-4?
338661-4 is cataloged in the U.S. Government catalog under NSN 5340-00-505-4012. 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 — 338661-4

✓ 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.