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321805 — PLATE,DECK,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

321805: PLATE,DECK,ACCESS.

The PLATE,DECK,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, surface_finish: POLISHED, opening_diameter: 3.750 INCHES NOMINAL IN, cap_retaining_chain: INCLUDED, plate_outside_diameter: 5.625 INCHES NOMINAL IN, end_item_identification: 65DSMT01. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-316-4414, 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
321805
NSN: 5330-01-316-4414
NIINs: 013164414, 017305493
FSC: 5330 — Packing and Gasket Materials
CAGE: 27192 — DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
surface_finishPOLISHED
opening_diameter3.750 INCHES NOMINAL IN
cap_retaining_chainINCLUDED
plate_outside_diameter5.625 INCHES NOMINAL IN
end_item_identification65DSMT01
flange_mounting_hole_quantity4
part_name_assigned_by_controlling_agencyHINGED DECK PIPE
NSN5330-01-316-4414
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 321805 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
SUBSTITUTES & CROSS-REFERENCES 1
LL-HQ6-4487Reference document
Same NSN cross-reference
Reference document — Secondary 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 321805?
321805 is a PLATE,DECK,ACCESS.
What parts can replace 321805?
There is 1 known substitute for 321805: LL-HQ6-4487. Substitute compatibility should be verified for your specific system.
What is the NSN for 321805?
321805 is cataloged in the U.S. Government catalog under NSN 5330-01-316-4414. This indicates validated use in U.S. government and defense supply chains.
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