PartsTable
Technical Data Sheet
57641 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: LEATHER OVERALL, thread_class: 2A A, overall_length: 0.750 INCHES NOMINAL IN, shell_material: COPPER ALLOY, insert_material: PLASTIC SINGLE MATING END, outside_diameter: 5.000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-359-4249, 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
57641
NSN: 5330-00-359-4249
FSC: 5330
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
materialLEATHER OVERALL
thread_class2A A
overall_length0.750 INCHES NOMINAL IN
shell_materialCOPPER ALLOY
insert_materialPLASTIC SINGLE MATING END
outside_diameter5.000 INCHES NOMINAL IN
overall_diameter0.219 INCHES NOMINAL IN
style_designatorCIRCULAR
thread_directionRIGHT-HAND
aperture_diameter4.750 INCHES NOMINAL IN
mating_end_quantity1
nominal_thread_size0.438 INCHES IN
NSN5330-00-359-4249
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 57641 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 THICKNESS: 0.125 INCHES NOMINAL IN
APERTURE DIAMETER: 4.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
STYLE DESIGNATOR: CIRCULAR
MATERIAL: LEATHER OVERALL
OUTSIDE DIAMETER: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
APERTURE DIAMETER4.750 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
STYLE DESIGNATORCIRCULAR
MATERIALLEATHER OVERALL
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
146803Interchangeable
interchangeable cross-reference
interchangeable
33-5764-1Interchangeable
interchangeable cross-reference
interchangeable
5764-1Interchangeable
interchangeable cross-reference
interchangeable
610-7348095 ITEM 72Interchangeable
interchangeable cross-reference
interchangeable
610-7348095Interchangeable
interchangeable cross-reference
interchangeable
55343Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 57641?
57641 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 57641?
There are 9 known substitutes for 57641: 146803, 33-5764-1, 5764-1 and 6 more. Substitute compatibility should be verified for your specific system.
Is 57641 still available?
57641 is currently cancelled.
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