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339605-4 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

339605-4: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, knuckle_length: 0.620 INCHES NOMINAL IN, overall_length: 8.120 INCHES NOMINAL IN, performance_type: NOT RATED, pin_removability: NONREMOVABLE, special_features: HOLE ONE 0.191 IN. DIA TO 0.198 IN.

DIA IN. This part is cataloged in the U.S. Government catalog under NSN 5340-00-507-6911, 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
339605-4
NSN: 5340-00-507-6911
FSC: 5340 — Hardware, Commercial
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
knuckle_length0.620 INCHES NOMINAL IN
overall_length8.120 INCHES NOMINAL IN
knuckle_quantity6
performance_typeNOT RATED
pin_removabilityNONREMOVABLE
special_featuresHOLE ONE 0.191 IN. DIA TO 0.198 IN. DIA IN
material_thickness0.080 INCHES NOMINAL IN
reversible_featureINCLUDED
mounting_hole_diameter0.287 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
mounting_hole_quantity7
knuckle_inside_diameter0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
NSN5340-00-507-6911
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 339605-4 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: 7
•
REVERSIBLE FEATURE: INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
•
MOUNTING HOLE DIAMETER: 0.287 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
•
PIN REMOVABILITY: NONREMOVABLE
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY7
REVERSIBLE FEATUREINCLUDED
KNUCKLE INSIDE DIAMETER0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
MOUNTING HOLE DIAMETER0.287 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
OVERALL LENGTH8.120 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
PIN REMOVABILITYNONREMOVABLE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.250 INCHES NOMINAL IN
KNUCKLE QUANTITY6
KNUCKLE LENGTH0.620 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 339605-4?
339605-4 is a HINGE,BUTT.
What is the NSN for 339605-4?
339605-4 is cataloged in the U.S. Government catalog under NSN 5340-00-507-6911. 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.