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Technical Data Sheet
PartsTable / COMPONENT / C2980A9-25
C2980A9-25 ✓ 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 CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.173 INCHES NOMINAL IN, material: ALUMINUM BAND, overall_width: 0.375 INCHES NOMINAL IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: ANODIZE BAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-687-5316, 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
C2980A9-25
NSN: 5340-00-687-5316
FSC: 5340
CAGE: 78553 — TINNERMAN PALNUT ENGINEERED PRODUCTS, INC. (USA)
SPECIFICATIONS
diameter0.173 INCHES NOMINAL IN
materialALUMINUM BAND
overall_width0.375 INCHES NOMINAL IN
style_designatorSINGLE LOOP
tongue_hole_typeROUND, UNTHREADED
surface_treatmentANODIZE BAND
material_thickness0.032 INCHES NOMINAL IN
loop_inside_diameter0.563 INCHES NOMINAL IN
distance_from_loop_center_to_tongue_end0.662 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole0.475 INCHES NOMINAL IN
NSN5340-00-687-5316
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C2980A9-25 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
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
•
STYLE DESIGNATOR: SINGLE LOOP
•
MATERIAL: ALUMINUM BAND
•
LOOP INSIDE DIAMETER: 0.563 INCHES NOMINAL IN
•
DIAMETER: 0.173 INCHES NOMINAL IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 0.662 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.375 INCHES NOMINAL IN
TONGUE HOLE TYPEROUND, UNTHREADED
STYLE DESIGNATORSINGLE LOOP
MATERIALALUMINUM BAND
LOOP INSIDE DIAMETER0.563 INCHES NOMINAL IN
DIAMETER0.173 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END0.662 INCHES NOMINAL IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE BAND
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE0.475 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
20774Interchangeable
interchangeable cross-reference
interchangeable
K27AA212Interchangeable
interchangeable cross-reference
interchangeable
20774-RPInterchangeable
interchangeable cross-reference
interchangeable
70182763Interchangeable
interchangeable cross-reference
interchangeable
167707H1Interchangeable
interchangeable cross-reference
interchangeable
273560Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C2980A9-25?
C2980A9-25 is a CLAMP,LOOP.
What parts can replace C2980A9-25?
There are 11 known substitutes for C2980A9-25: 20774, K27AA212, 20774-RP and 8 more. Substitute compatibility should be verified for your specific system.
Is C2980A9-25 still available?
C2980A9-25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026