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PartsTable / COMPONENT / CC-1556
CC-1556 ✓ 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 DOG ASSEMBLE,LOCKING is a the manufacturer industrial component. Key specifications include cover: NOT PROVIDED, width: 21.125 INCHES NOMINAL IN, length: 27.250 INCHES NOMINAL IN, screen: NOT INCLUDED, spigot: NOT INCLUDED, material: STEEL COMP 316L HOLDER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-067-0321, 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
CC-1556
NSN: 5330-01-067-0321
FSC: 5330
CAGE: 53424 — CUNICO CORPORATION (USA)
SPECIFICATIONS
coverNOT PROVIDED
width21.125 INCHES NOMINAL IN
length27.250 INCHES NOMINAL IN
screenNOT INCLUDED
spigotNOT INCLUDED
materialSTEEL COMP 316L HOLDER
frame_typeFLANGED
water_shedNOT INCLUDED
frame_shapeRECTANGULAR
overall_width17.500 INCHES NOMINAL IN
frame_materialSTEEL COMP 316L
overall_length22.625 INCHES NOMINAL IN
NSN5330-01-067-0321
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CC-1556 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: STEEL CASE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
18624Interchangeable
interchangeable cross-reference
interchangeable
MS3057-16AInterchangeable
interchangeable cross-reference
interchangeable
4101200-022Interchangeable
interchangeable cross-reference
interchangeable
833273-16Interchangeable
interchangeable cross-reference
interchangeable
XAC75P485Interchangeable
interchangeable cross-reference
interchangeable
CC-1556Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CC-1556?
CC-1556 is a DOG ASSEMBLE,LOCKING.
What parts can replace CC-1556?
There are 16 known substitutes for CC-1556: 18624, MS3057-16A, 4101200-022 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CC-1556?
CC-1556 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-067-0321. 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