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Technical Data Sheet

887129-RK909RC3-3/4-1" — GASKET AND PREFORMED PACKING SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

887129-RK909RC3-3/4-1": GASKET AND PREFORMED PACKING SET.

GASKET AND PREFORMED PACKING SET. Key specifications include document_source: 79227, package_model_number: 88712-RK909RC3/4"-1", component_document_origin: INDUSTRIAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-474-6365, 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
887129-RK909RC3-3/4-1"
NSN: 5330-01-474-6365
FSC: 5330 — Packing and Gasket Materials
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
document_source79227
package_model_number88712-RK909RC3/4"-1"
component_document_originINDUSTRIAL
NSN5330-01-474-6365
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 887129-RK909RC3-3/4-1" 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
•
PACKAGE MODEL NUMBER: 88712-RK909RC3/4"-1"
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT SOURCE: 79227
TECHNICAL CHARACTERISTICS
PACKAGE MODEL NUMBER88712-RK909RC3/4"-1"
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT SOURCE79227
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
RK909RC3-887129Reference 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 887129-RK909RC3-3/4-1"?
887129-RK909RC3-3/4-1" is a GASKET AND PREFORMED PACKING SET.
What parts can replace 887129-RK909RC3-3/4-1"?
There is 1 known substitute for 887129-RK909RC3-3/4-1": RK909RC3-887129. Substitute compatibility should be verified for your specific system.
What is the NSN for 887129-RK909RC3-3/4-1"?
887129-RK909RC3-3/4-1" is cataloged in the U.S. Government catalog under NSN 5330-01-474-6365. 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.