PartsTable
Technical Data Sheet
Download PDF

RS-9477 PIECE 9 — PARTS KIT,SEAL REPLACEMENT,MECHA

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RS-9477 PIECE 9: PARTS KIT,SEAL REPLACEMENT,MECHA.

PARTS KIT,SEAL REPLACEMENT,MECHA. This part is cataloged in the U.S. Government catalog under NSN 5330-00-296-2821, 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
RS-9477 PIECE 9
NSN: 5330-00-296-2821
FSC: 5330 — Packing and Gasket Materials
CAGE: 87708 — COOPER INDUSTRIES INC FLOW CONTROL DIV (USA)
SPECIFICATIONS
Part NumberRS-9477 PIECE 9
NSN5330-00-296-2821
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RS-9477 PIECE 9 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 5
81473-512Reference document
Same NSN cross-reference
Reference document — Secondary reference
81474-512Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
B081473Reference document
Same NSN cross-reference
Reference document — Secondary reference
81473Reference document
Same NSN cross-reference
Reference document — Secondary reference
244657Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy RS-9477 PIECE 9?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is RS-9477 PIECE 9?
RS-9477 PIECE 9 is a PARTS KIT,SEAL REPLACEMENT,MECHA.
What parts can replace RS-9477 PIECE 9?
There are 5 known substitutes for RS-9477 PIECE 9: 81473-512, 81474-512, B081473 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RS-9477 PIECE 9?
RS-9477 PIECE 9 is cataloged in the U.S. Government catalog under NSN 5330-00-296-2821. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — RS-9477 PIECE 9

✓ 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.