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6931056 ITEM 2 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6931056 ITEM 2: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN, length: 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN, material: STEEL COMP 316, thickness: 1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN, special_features: MOUNTING PLATE IS 6 SIDED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-483-9856, 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
6931056 ITEM 2
NSN: 5340-01-483-9856
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeSPECIAL
width4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN
length4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN
materialSTEEL COMP 316
thickness1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN
special_featuresMOUNTING PLATE IS 6 SIDED
features_providedRAISED SURFACE
mounting_hole_typeUNTHREADED
raised_surface_width0.380 INCHES NOMINAL IN
raised_surface_height1.830 INCHES NOMINAL IN
raised_surface_length0.880 INCHES NOMINAL IN
mounting_hole_diameter0.410 INCHES NOMINAL ALL HOLES IN
NSN5340-01-483-9856
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6931056 ITEM 2 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
•
RAISED SURFACE WIDTH: 0.380 INCHES NOMINAL IN
•
LENGTH: 4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN
•
RAISED SURFACE HEIGHT: 1.830 INCHES NOMINAL IN
•
RAISED SURFACE LENGTH: 0.880 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.410 INCHES NOMINAL ALL HOLES IN
•
SHAPE: SPECIAL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
RAISED SURFACE WIDTH0.380 INCHES NOMINAL IN
LENGTH4.000 INCHES NOMINAL4.000 INCHES NOMINAL IN
RAISED SURFACE HEIGHT1.830 INCHES NOMINAL IN
RAISED SURFACE LENGTH0.880 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.410 INCHES NOMINAL ALL HOLES IN
SHAPESPECIAL
FEATURES PROVIDEDRAISED SURFACE
SPECIAL FEATURESMOUNTING PLATE IS 6 SIDED
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
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FREQUENTLY ASKED QUESTIONS
What is 6931056 ITEM 2?
6931056 ITEM 2 is a PLATE,MOUNTING.
What is the NSN for 6931056 ITEM 2?
6931056 ITEM 2 is cataloged in the U.S. Government catalog under NSN 5340-01-483-9856. 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.