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HS4028-B — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HS4028-B: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, construction: ONE-PIECE, special_features: MATERIAL: ETHYLENE PROPYLENE TERPOLYMER PER HMS 16-1086,SHORE A HARDNESS 45 TO 55, supplementary_features: DIMENSIONS: WIDTH: 0.50", HEIGHT: 0.38", OUTER SKIN: 0.062", OVERALL LENGTH: 100 FEET FT, end_item_identification: APACHE ATTACK HELICOPTER. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-549-8210, 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
HS4028-B
NSN: 5330-01-549-8210
FSC: 5330 — Packing and Gasket Materials
CAGE: 8V613 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
constructionONE-PIECE
special_featuresMATERIAL: ETHYLENE PROPYLENE TERPOLYMER PER HMS 16-1086,SHORE A HARDNESS 45 TO 55
supplementary_featuresDIMENSIONS: WIDTH: 0.50", HEIGHT: 0.38", OUTER SKIN: 0.062", OVERALL LENGTH: 100 FEET FT
end_item_identificationAPACHE ATTACK HELICOPTER
NSN5330-01-549-8210
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HS4028-B 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
•
SUPPLEMENTARY FEATURES: DIMENSIONS: WIDTH: 0.50", HEIGHT: 0.38", OUTER SKIN: 0.062", OVERALL LENGTH: 100 FEET FT
•
MATERIAL: PLASTIC OVERALL
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESDIMENSIONS: WIDTH: 0.50", HEIGHT: 0.38", OUTER SKIN: 0.062", OVERALL LENGTH: 100 FEET FT
SPECIAL FEATURESMATERIAL: ETHYLENE PROPYLENE TERPOLYMER PER HMS 16-1086,SHORE A HARDNESS 45 TO 55
END ITEM IDENTIFICATIONAPACHE ATTACK HELICOPTER
MATERIALPLASTIC OVERALL
CONSTRUCTIONONE-PIECE
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
HS4028Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
RM016025Reference 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 HS4028-B?
HS4028-B is a SEAL,PLAIN.
What parts can replace HS4028-B?
There are 2 known substitutes for HS4028-B: HS4028, RM016025. Substitute compatibility should be verified for your specific system.
What is the NSN for HS4028-B?
HS4028-B is cataloged in the U.S. Government catalog under NSN 5330-01-549-8210. This indicates validated use in U.S. government and defense supply chains.
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