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ZAM28 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ZAM28: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: USED ON ANZAC CLASS OIL DISTRIBUTION BOX VALVE ROD ASSY P/N 111157002 AND OVERHAUL KIT P/N 111138112. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-561-2791, 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
ZAM28
NSN: 5331-01-561-2791
FSC: 5331 — O-ring
CAGE: ZAM28 — ROLLS ROYCE AUSTRALIA SERVICES PTY LIMITED (AUS)
SPECIFICATIONS
end_item_identificationUSED ON ANZAC CLASS OIL DISTRIBUTION BOX VALVE ROD ASSY P/N 111157002 AND OVERHAUL KIT P/N 111138112
NSN5331-01-561-2791
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ZAM28 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONUSED ON ANZAC CLASS OIL DISTRIBUTION BOX VALVE ROD ASSY P/N 111157002 AND OVERHAUL KIT P/N 111138112
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
111157002-50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
O-3-2-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ZAM28?
ZAM28 is a O-RING.
What parts can replace ZAM28?
There are 2 known substitutes for ZAM28: 111157002-50, O-3-2-7. Substitute compatibility should be verified for your specific system.
What is the NSN for ZAM28?
ZAM28 is cataloged in the U.S. Government catalog under NSN 5331-01-561-2791. This indicates validated use in U.S. government and defense supply chains.
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