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Technical Data Sheet
SCD4156PT4 ✓ 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 BUCKLE,BAR 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 5340-00-498-9143, 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
SCD4156PT4
NSN: 5340-00-498-9143
FSC: 5340
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
Part NumberSCD4156PT4
NSN5340-00-498-9143
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SCD4156PT4 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
6515873Upgraded Successor
successor cross-reference
successor
47306-9Upgraded Successor
successor cross-reference
successor
NPC-4Upgraded Successor
successor cross-reference
successor
1/4-6Upgraded Successor
successor cross-reference
successor
C005054-501Upgraded Successor
successor cross-reference
successor
F6NY-250BKUpgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SCD4156PT4?
SCD4156PT4 is a BUCKLE,BAR.
What parts can replace SCD4156PT4?
There are 8 known substitutes for SCD4156PT4: 6515873, 47306-9, NPC-4 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SCD4156PT4?
SCD4156PT4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-498-9143. This indicates validated use in U.S. government and defense supply chains.
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