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161A42 ✓ 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

The GASKET is a the manufacturer industrial component. Key specifications include material: LEAD ALLOY OVERALL, cross-sectional_thickness: 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN, cross-sectional_shape_style: RECTANGULAR METAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-523-8602, 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
161A42
NSN: 5330-00-523-8602
FSC: 5330
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
materialLEAD ALLOY OVERALL
cross-sectional_thickness0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
cross-sectional_shape_styleRECTANGULAR METAL
NSN5330-00-523-8602
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 161A42 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: RECTANGULAR METAL
•
CROSS-SECTIONAL THICKNESS: 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
•
MATERIAL: LEAD ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
CROSS-SECTIONAL THICKNESS0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
MATERIALLEAD ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
16142Interchangeable
interchangeable cross-reference
interchangeable
SM-B-187292Interchangeable
interchangeable cross-reference
interchangeable
10369Interchangeable
interchangeable cross-reference
interchangeable
CL40S47-0127PC27Interchangeable
interchangeable cross-reference
interchangeable
12953Interchangeable
interchangeable cross-reference
interchangeable
BB61S47-043PC56Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 161A42?
161A42 is a GASKET.
What parts can replace 161A42?
There are 21 known substitutes for 161A42: 16142, SM-B-187292, 10369 and 18 more. Substitute compatibility should be verified for your specific system.
Is 161A42 still available?
161A42 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026