The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, hardness_rating: 80.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, part_name_assigned_by_controlling_agency: PACKING,PREFORMED. This part is cataloged in the U.S.
Government catalog under NSN 5331-01-035-0983, 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
78172-121
NSN:5331-01-035-0983 FSC:5331 — O-ring CAGE:11599 — TRIUMPH ENGINE CONTROL SYSTEMS LLC (USA)
SPECIFICATIONS
material
RUBBER
hardness_rating
80.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter
1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN
cross-sectional_height
0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agency
PACKING,PREFORMED
NSN
5331-01-035-0983
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
•
CENTER HOLE DIAMETER: 1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT
0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING
80.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
CENTER HOLE DIAMETER
1.043 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCY
PACKING,PREFORMED
MATERIAL
RUBBER
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 78172-121?
78172-121 is a O-RING.
What parts can replace 78172-121?
There are 2 known substitutes for 78172-121: 998990-121ES, 10159929. Substitute compatibility should be verified for your specific system.
What is the NSN for 78172-121?
78172-121 is cataloged in the U.S. Government catalog under NSN 5331-01-035-0983. This indicates validated use in U.S. government and defense supply chains.
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