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2-127C557-7 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-127C557-7: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, temp_rating: -35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.612 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN, center_hole_diameter: 1.418 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-940-8423, 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
2-127C557-7
NSN: 5331-00-940-8423
NIINs: 009408423, 010135827
FSC: 5331 — O-ring
CAGE: 81412 — TREADWELL CORPORATION (DELAWARE) DBA TREADWELL CORP (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
temp_rating-35.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter1.612 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
center_hole_diameter1.418 INCHES MINIMUM AND 1.430 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-00-940-8423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-127C557-7 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
•
TEMP RATING: -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.612 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
CENTER HOLE DIAMETER: 1.431 INCHES MINIMUM AND 1.443 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
TECHNICAL CHARACTERISTICS
TEMP RATING-35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.612 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CRITICALITY CODE JUSTIFICATIONZZZY
CENTER HOLE DIAMETER1.431 INCHES MINIMUM AND 1.443 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
SUBSTITUTES & CROSS-REFERENCES 8
0RJ2-127CPReference document
Same NSN cross-reference
Reference document — Secondary reference
M122-1D127CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MA122-1D127CPReference document
Same NSN cross-reference
Reference document — Secondary reference
MA122-1D127Reference document
Same NSN cross-reference
Reference document — Secondary reference
MA122-1D127SPCLSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C0557 2-127Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-127C557-7?
2-127C557-7 is a O-RING.
What parts can replace 2-127C557-7?
There are 8 known substitutes for 2-127C557-7: 0RJ2-127CP, M122-1D127CP, MA122-1D127CP and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-127C557-7?
2-127C557-7 is cataloged in the U.S. Government catalog under NSN 5331-00-940-8423. This indicates validated use in U.S. government and defense supply chains.
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