PartsTable
Technical Data Sheet
PartsTable / O-RING / 4048596-3
4048596-3 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-877-4972, 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
4048596-3
NSN: 5331-00-877-4972
FSC: 5331 — O-RING
CAGE: 84760 — STANADYNE CORPORATION DBA STANADYNE DIESEL SYSTEMS DIV DIESEL SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-877-4972
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4048596-3 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 HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
•
CENTER HOLE DIAMETER: 1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MATERIALRUBBER
CENTER HOLE DIAMETER1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
SL4621PC43Interchangeable
interchangeable cross-reference
interchangeable
4445PInterchangeable
interchangeable cross-reference
interchangeable
179001AInterchangeable
interchangeable cross-reference
interchangeable
10519Interchangeable
interchangeable cross-reference
interchangeable
MILB857AMEND3TYPECInterchangeable
interchangeable cross-reference
interchangeable
710519Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4048596-3?
4048596-3 is a O-RING.
What parts can replace 4048596-3?
There are 16 known substitutes for 4048596-3: SL4621PC43, 4445P, 179001A and 13 more. Substitute compatibility should be verified for your specific system.
Is 4048596-3 still available?
4048596-3 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