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Technical Data Sheet
PartsTable / COMPONENT / A7974.001.145
A7974.001.145 ✓ 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 A7974.001.145 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-023-9121, 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
A7974.001.145
NSN: 5330-01-023-9121
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberA7974.001.145
NSN5330-01-023-9121
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A7974.001.145 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 DOCUMENT AND CLASSIFICATION: MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
RIM SURFACE WIDTH: 0.063 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 0.670 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.156 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.500 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
RIM SURFACE WIDTH0.063 INCHES NOMINAL IN
PERIPHERAL DIAMETER0.670 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.156 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
A7974-001-142CPInterchangeable
interchangeable cross-reference
interchangeable
A7974-001-142Interchangeable
interchangeable cross-reference
interchangeable
07974001142CPCPInterchangeable
interchangeable cross-reference
interchangeable
20186PC18Interchangeable
interchangeable cross-reference
interchangeable
9635PC31Interchangeable
interchangeable cross-reference
interchangeable
9651PC37Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7974.001.145?
A7974.001.145 is a A7974.001.145.
What parts can replace A7974.001.145?
There are 13 known substitutes for A7974.001.145: A7974-001-142CP, A7974-001-142, 07974001142CPCP and 10 more. Substitute compatibility should be verified for your specific system.
Is A7974.001.145 still available?
A7974.001.145 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