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1028330 POS 8 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1028330 POS 8: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING, end_item_identification: FOR FLOWSERVE (KAMMER)3IN AND ABOVE GLOBE VALVE STANDARD FLANGE FACING RFSF/RF IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-512-2330, 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
1028330 POS 8
NSN: 5330-01-512-2330
FSC: 5330 — Packing and Gasket Materials
CAGE: 1J9B9 — FLOWSERVE US COMPANY DIV FLOW CONTROL DIVISION (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
end_item_identificationFOR FLOWSERVE (KAMMER)3IN AND ABOVE GLOBE VALVE STANDARD FLANGE FACING RFSF/RF IN
NSN5330-01-512-2330
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1028330 POS 8 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
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCONSIST OF 1 X 0155331PT=GUIDE BUSHING D16 X 26 LG11 PT-GLAS;1 X 0155334PT=BACK-UP RING D16 X 26 LG5 PT-GLAS;2 X 0155341PT=PACKING RING D16 X 26 MOLDED PTFE;2 X 0155342PT=PACKING RING D16 X 26 BRAIDED PTFE
END ITEM IDENTIFICATIONFOR FLOWSERVE (KAMMER)3IN AND ABOVE GLOBE VALVE STANDARD FLANGE FACING RFSF/RF IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE AND GLASS BOTTOM
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE AND GLASS RETAINER
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

No substitute or cross-reference records for this part.

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 1028330 POS 8?
1028330 POS 8 is a PACKING ASSEMBLY.
What is the NSN for 1028330 POS 8?
1028330 POS 8 is cataloged in the U.S. Government catalog under NSN 5330-01-512-2330. 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.