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Technical Data Sheet
PartsTable / COMPONENT / 1.375-24
1.375-24 ✓ 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 1.375-24 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-379-1200, 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
1.375-24
NSN: 5340-01-379-1200
FSC: 5340
CAGE: 15819 — SINCLAIR & RUSH, INC. DBA SINCLAIR & RUSH INC (USA)
SPECIFICATIONS
Part Number1.375-24
NSN5340-01-379-1200
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1.375-24 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
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1.375-24 UNF
•
OVERALL DIAMETER: 1.500 INCHES NOMINAL IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
•
INSIDE DIAMETER LENGTH: 1.875 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
MATERIAL: PLASTIC VINYL
•
DESIGN TYPE: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCOLOR BLACK
THREAD SIZE AND SERIES/TYPE DESIGNATOR1.375-24 UNF
OVERALL DIAMETER1.500 INCHES NOMINAL IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
INSIDE DIAMETER LENGTH1.875 INCHES NOMINAL IN
THREAD CLASS2B
MATERIALPLASTIC VINYL
DESIGN TYPETHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
29-05210Interchangeable
interchangeable cross-reference
interchangeable
68421000401Interchangeable
interchangeable cross-reference
interchangeable
05210Interchangeable
interchangeable cross-reference
interchangeable
CAY-1184Interchangeable
interchangeable cross-reference
interchangeable
803-6397269 ITEM 69Interchangeable
interchangeable cross-reference
interchangeable
803-6397269 PC69Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1.375-24?
1.375-24 is a 1.375-24.
What parts can replace 1.375-24?
There are 7 known substitutes for 1.375-24: 29-05210, 68421000401, 05210 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1.375-24?
1.375-24 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-379-1200. 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