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Technical Data Sheet
PartsTable / COMPONENT / 1704-19
1704-19 ✓ 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 CHAIN,LEAF is a the manufacturer industrial component. Key specifications include end_item_identification: 3805-01-537-7952, DITCHING MACHINE RT40, part_name_assigned_by_controlling_agency: LEAF CHAIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-057-8092, 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
1704-19
NSN: 5340-00-057-8092
FSC: 5340
CAGE: 97945 — PENNWALT CORP S S WHITE INDUSTRIAL PRODUCTS DIV (USA)
SPECIFICATIONS
end_item_identification3805-01-537-7952, DITCHING MACHINE RT40
part_name_assigned_by_controlling_agencyLEAF CHAIN
NSN5340-00-057-8092
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1704-19 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: PLASTIC
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.688 INCHES NOMINAL IN
•
DESIGN TYPE: FRICTION
•
INSIDE DIAMETER LENGTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.688 INCHES NOMINAL IN
DESIGN TYPEFRICTION
INSIDE DIAMETER LENGTH0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
C19Interchangeable
interchangeable cross-reference
interchangeable
0C1Interchangeable
interchangeable cross-reference
interchangeable
C-14Interchangeable
interchangeable cross-reference
interchangeable
B107.410Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-21262Interchangeable
interchangeable cross-reference
interchangeable
C0019EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1704-19?
1704-19 is a CHAIN,LEAF.
What parts can replace 1704-19?
There are 18 known substitutes for 1704-19: C19, 0C1, C-14 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1704-19?
1704-19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-057-8092. 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