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6431645-200M1 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6431645-200M1: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 1.500 INCHES NOMINAL IN, length: 4.000 INCHES NOMINAL IN, thickness: 0.250 INCHES NOMINAL IN, special_features: MATERIAL ASTM A1008 CS TYPE B, end_item_identification: NSN: 2320-01-413-3739. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-536-0494, 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
6431645-200M1
NSN: 5340-01-536-0494
FSC: 5340 — Hardware, Commercial
CAGE: 54786 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
shapeRECTANGULAR
width1.500 INCHES NOMINAL IN
length4.000 INCHES NOMINAL IN
thickness0.250 INCHES NOMINAL IN
special_featuresMATERIAL ASTM A1008 CS TYPE B
end_item_identificationNSN: 2320-01-413-3739
part_name_assigned_by_controlling_agencyPLATE, NUT CLAMPING, CROSSMEMBER
NSN5340-01-536-0494
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6431645-200M1 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
•
LENGTH: 4.000 INCHES NOMINAL IN
•
SHAPE: RECTANGULAR
•
WIDTH: 1.500 INCHES NOMINAL IN
•
THICKNESS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH4.000 INCHES NOMINAL IN
SHAPERECTANGULAR
SPECIAL FEATURESMATERIAL ASTM A1008 CS TYPE B
WIDTH1.500 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE, NUT CLAMPING, CROSSMEMBER
END ITEM IDENTIFICATIONNSN: 2320-01-413-3739
THICKNESS0.250 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 6431645-200M1?
6431645-200M1 is a PLATE,MOUNTING.
What is the NSN for 6431645-200M1?
6431645-200M1 is cataloged in the U.S. Government catalog under NSN 5340-01-536-0494. 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.