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Technical Data Sheet
155-207 ✓ 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 MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, guide_length: 0.602 INCHES NOMINAL IN, inside_width: 0.266 INCHES NOMINAL IN, latch_guide_style: ROUND END, surface_treatment: PASSIVATE OVERALL, guide_hole_diameter: 0.082 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-057-9768, 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
155-207
NSN: 5330-00-057-9768
FSC: 5330
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
guide_length0.602 INCHES NOMINAL IN
inside_width0.266 INCHES NOMINAL IN
latch_guide_styleROUND END
surface_treatmentPASSIVATE OVERALL
guide_hole_diameter0.082 INCHES NOMINAL IN
NSN5330-00-057-9768
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 155-207 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
APERTURE DIAMETER: 11.625 INCHES MINIMUM AND 11.688 INCHES MAXIMUM IN
OUTSIDE DIAMETER: 12.375 INCHES MINIMUM AND 12.438 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
MATERIAL: RUBBER OVERALL
STYLE DESIGNATOR: CIRCULAR
CROSS-SECTIONAL THICKNESS: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER11.625 INCHES MINIMUM AND 11.688 INCHES MAXIMUM IN
OUTSIDE DIAMETER12.375 INCHES MINIMUM AND 12.438 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
MATERIALRUBBER OVERALL
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
155C207Interchangeable
interchangeable cross-reference
interchangeable
121031Interchangeable
interchangeable cross-reference
interchangeable
SCC47830Interchangeable
interchangeable cross-reference
interchangeable
FAS7-1Interchangeable
interchangeable cross-reference
interchangeable
5325002629127Interchangeable
interchangeable cross-reference
interchangeable
EA72732Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 155-207?
155-207 is a MUFFLER,EXHAUST.
What parts can replace 155-207?
There are 8 known substitutes for 155-207: 155C207, 121031, SCC47830 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 155-207?
155-207 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-057-9768. This indicates validated use in U.S. government and defense supply chains.
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