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28030 ITEM 4 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

28030 ITEM 4: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 AND GRAPHITE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-415-7245, 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
28030 ITEM 4
NSN: 5330-01-415-7245
FSC: 5330 — Packing and Gasket Materials
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 304 AND GRAPHITE OVERALL
NSN5330-01-415-7245
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 28030 ITEM 4 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: STEEL COMP 304 AND GRAPHITE OVERALL
TECHNICAL CHARACTERISTICS
MATERIALSTEEL COMP 304 AND GRAPHITE OVERALL
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 2
28S-FS2 PC 4 0.75IPSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
28030 PC 4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 28030 ITEM 4?
28030 ITEM 4 is a GASKET.
What parts can replace 28030 ITEM 4?
There are 2 known substitutes for 28030 ITEM 4: 28S-FS2 PC 4 0.75IPS, 28030 PC 4. Substitute compatibility should be verified for your specific system.
What is the NSN for 28030 ITEM 4?
28030 ITEM 4 is cataloged in the U.S. Government catalog under NSN 5330-01-415-7245. This indicates validated use in U.S. government and defense supply chains.
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