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Technical Data Sheet
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821073 — SEAL,PLAIN

✓ Government record, cited
Ricoh · ORING SEAL
PRODUCT OVERVIEW

821073: SEAL,PLAIN.

Cyan Toner Bottle 21,000 pages. Key specifications include end_item_identification: BRIGGS AND STRATTON MODEL SERIES 522400,850 CC,DIESEL ENGINE, reference_data_and_literature: ILLUSTRATED P/L 522400,6111-2,REF 20, part_name_assigned_by_controlling_agency: SEAL-OIL (PTO SIDE). This part is cataloged in the U.S.

Government catalog under NSN 5330-01-566-9379, 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
821073
NSN: 5330-01-566-9379
FSC: 5330 — Packing and Gasket Materials
CAGE: 08645 — BRIGGS AND STRATTON CORP (USA)
SPECIFICATIONS
end_item_identificationBRIGGS AND STRATTON MODEL SERIES 522400,850 CC,DIESEL ENGINE
reference_data_and_literatureILLUSTRATED P/L 522400,6111-2,REF 20
part_name_assigned_by_controlling_agencySEAL-OIL (PTO SIDE)
NSN5330-01-566-9379
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 821073 MFR: Ricoh ⚠ 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
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REFERENCE DATA AND LITERATURE: ILLUSTRATED P/L 522400,6111-2,REF 20
TECHNICAL CHARACTERISTICS
REFERENCE DATA AND LITERATUREILLUSTRATED P/L 522400,6111-2,REF 20
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL-OIL (PTO SIDE)
END ITEM IDENTIFICATIONBRIGGS AND STRATTON MODEL SERIES 522400,850 CC,DIESEL ENGINE
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
820055Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 821073?
821073 is a SEAL,PLAIN manufactured by Ricoh.
What parts can replace 821073?
There is 1 known substitute for 821073: 820055. Substitute compatibility should be verified for your specific system.
What is the NSN for 821073?
821073 is cataloged in the U.S. Government catalog under NSN 5330-01-566-9379. This indicates validated use in U.S. government and defense supply chains.
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