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PartsTable / COMPONENT / HS4070-A2
HS4070-A2 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include cross-sectional_width: 1.060 INCHES NOMINAL IN, cross-sectional_height: 0.310 INCHES NOMINAL IN, cross-sectional_thickness: 0.060 INCHES NOMINAL IN, cross-sectional_shape_style: HOLLOW BULB, material_document_and_classification: HMS16-1086 MFR REF SINGLE MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: SEAL ETHYLENE PROPYLENE TERPOLYMER EXTRUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-620-6286, 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
HS4070-A2
NSN: 5330-01-620-6286
FSC: 5330
CAGE: 77969 — RUBBERCRAFT CORPORATION OF CALIFORNIA, LTD. DBA RUBBERCRAFT CORP (USA)
SPECIFICATIONS
cross-sectional_width1.060 INCHES NOMINAL IN
cross-sectional_height0.310 INCHES NOMINAL IN
cross-sectional_thickness0.060 INCHES NOMINAL IN
cross-sectional_shape_styleHOLLOW BULB
material_document_and_classificationHMS16-1086 MFR REF SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySEAL ETHYLENE PROPYLENE TERPOLYMER EXTRUDED
NSN5330-01-620-6286
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HS4070-A2 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
•
CROSS-SECTIONAL SHAPE STYLE: HOLLOW BULB
•
CROSS-SECTIONAL HEIGHT: 0.310 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 1.060 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.060 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: HMS16-1086 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEHOLLOW BULB
CROSS-SECTIONAL HEIGHT0.310 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH1.060 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL ETHYLENE PROPYLENE TERPOLYMER EXTRUDED
CROSS-SECTIONAL THICKNESS0.060 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONHMS16-1086 MFR REF SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
10-615Interchangeable
interchangeable cross-reference
interchangeable
80159Interchangeable
interchangeable cross-reference
interchangeable
10-712Interchangeable
interchangeable cross-reference
interchangeable
20806Interchangeable
interchangeable cross-reference
interchangeable
15891Interchangeable
interchangeable cross-reference
interchangeable
42922Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HS4070-A2?
HS4070-A2 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What parts can replace HS4070-A2?
There are 20 known substitutes for HS4070-A2: 10-615, 80159, 10-712 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HS4070-A2?
HS4070-A2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-620-6286. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026