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Technical Data Sheet
PartsTable / COMPONENT / SC1078K-4 IN.
SC1078K-4 IN. ✓ 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 SC1078K-4 IN. 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 5340-00-240-2306, 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
SC1078K-4 IN.
NSN: 5340-00-240-2306
FSC: 5340
CAGE: 87541 — STANLEY HARDWARE CO INC (USA)
SPECIFICATIONS
Part NumberSC1078K-4 IN.
NSN5340-00-240-2306
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SC1078K-4 IN. 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
•
NONDEFINITIVE SPEC/STD DATA: F1011C TYPE
•
SURFACE TREATMENT: ZINC PLATE
•
WIDTH: 1.125 INCHES NOMINAL PLATE IN
•
DIAMETER: 0.313 INCHES NOMINAL BAR IN
•
LENGTH: 4.000 INCHES NOMINAL PLATE IN
•
STRIKE TYPE: RIM
•
STRIKE QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAF1011C TYPE
SURFACE TREATMENTZINC PLATE
WIDTH1.125 INCHES NOMINAL PLATE IN
SPECIAL FEATURESWEIGHT:3.375 LBS PER DOZEN;BAR O/A LG:4.000 IN.NOM;MATL:STEEL; LBS
DIAMETER0.313 INCHES NOMINAL BAR IN
LENGTH4.000 INCHES NOMINAL PLATE IN
STRIKE TYPERIM
STRIKE QUANTITY1
SURFACE TREATMENTZINC BAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
FFH00111TYPEF1011CUpgraded Successor
successor cross-reference
successor
757950Interchangeable
interchangeable cross-reference
interchangeable
SC1078K-3 IN.Interchangeable
interchangeable cross-reference
interchangeable
FF-H-111Interchangeable
interchangeable cross-reference
interchangeable
SP1078-US2C-2 1/2 INInterchangeable
interchangeable cross-reference
interchangeable
SP1078-6US2CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SC1078K-4 IN.?
SC1078K-4 IN. is a SC1078K-4 IN..
What parts can replace SC1078K-4 IN.?
There are 8 known substitutes for SC1078K-4 IN.: FFH00111TYPEF1011C, 757950, SC1078K-3 IN. and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SC1078K-4 IN.?
SC1078K-4 IN. is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-240-2306. 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