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4674779-0020 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4674779-0020: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN, length: 14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN, material: STEEL, thickness: 1.990 INCHES MINIMUM AND 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM2.010 INCHES MAXIMUM IN, thread_size: 0.500-13. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-316-9147, 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
4674779-0020
NSN: 5340-01-316-9147
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
shapeSPECIAL
width14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN
length14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN
materialSTEEL
thickness1.990 INCHES MINIMUM AND 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM2.010 INCHES MAXIMUM IN
thread_size0.500-13
aperture_shapeROUND
special_featuresMOUNTING CONFIGURATION: LOCATED ON AN 11.000 IN. BSC DIA IN
aperture_diameter4.007 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
features_providedAPERTURE
mounting_hole_typeTHREADED
mounting_hole_diameter0.500 INCHES NOMINAL ALL HOLES IN
NSN5340-01-316-9147
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4674779-0020 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
•
LENGTH: 14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-16216 HY 80 MIL SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.500 INCHES NOMINAL ALL HOLES IN
•
SHAPE: SPECIAL
•
APERTURE DIAMETER: 4.007 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
•
FEATURES PROVIDED: APERTURE
•
THREAD SIZE: 0.500-13
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
LENGTH14.500 INCHES NOMINAL14.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16216 HY 80 MIL SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.500 INCHES NOMINAL ALL HOLES IN
SHAPESPECIAL
APERTURE DIAMETER4.007 INCHES MINIMUM AND 4.015 INCHES MAXIMUM IN
FEATURES PROVIDEDAPERTURE
THREAD SIZE0.500-13
SPECIAL FEATURESMOUNTING CONFIGURATION: LOCATED ON AN 11.000 IN. BSC DIA IN
SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 1
518-4674779 ITEM 20Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 4674779-0020?
4674779-0020 is a PLATE,MOUNTING.
What parts can replace 4674779-0020?
There is 1 known substitute for 4674779-0020: 518-4674779 ITEM 20. Substitute compatibility should be verified for your specific system.
What is the NSN for 4674779-0020?
4674779-0020 is cataloged in the U.S. Government catalog under NSN 5340-01-316-9147. This indicates validated use in U.S. government and defense supply chains.
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