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MILR1149TYPE1CLASS1 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MILR1149TYPE1CLASS1: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hardness_rating: 50.0 SHORE DUROMETER A NOMINAL, elongation_percentage: 300 MAXIMUM, cross-sectional_height: 0.281 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-171-8629, 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
MILR1149TYPE1CLASS1
NSN: 5330-00-171-8629
NIINs: 001718629, 002023278, 002023299, 002023410, 005797060, 005851073, 005997176, 006410232, 008924158
FSC: 5330 — Packing and Gasket Materials
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER SYNTHETIC
hardness_rating50.0 SHORE DUROMETER A NOMINAL
elongation_percentage300 MAXIMUM
cross-sectional_height0.281 INCHES NOMINAL IN
NSN5330-00-171-8629
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MILR1149TYPE1CLASS1 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
•
SURFACE CONDITION: SMOOTH BOTH SIDES
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
NONDEFINITIVE SPEC/STD DATA: I TYPE AND 1 CLASS
•
ENVIRONMENTAL PROTECTION: WATER RESISTANT
•
CROSS SECTION OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED
•
FABRICATION METHOD: SOLID
•
NONMETALLIC HARDNESS RATING: 60.0 MAXIMUM SHORE DUROMETER A
TECHNICAL CHARACTERISTICS
SURFACE CONDITIONSMOOTH BOTH SIDES
CROSS-SECTIONAL SHAPE STYLECIRCULAR
NONDEFINITIVE SPEC/STD DATAI TYPE AND 1 CLASS
ENVIRONMENTAL PROTECTIONWATER RESISTANT
CROSS SECTION OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC LOCATION NOT OTHERWISE SPECIFIED
FABRICATION METHODSOLID
NONMETALLIC HARDNESS RATING60.0 MAXIMUM SHORE DUROMETER A
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MILR1149TYPE1CLASS1?
MILR1149TYPE1CLASS1 is a O-RING.
What is the NSN for MILR1149TYPE1CLASS1?
MILR1149TYPE1CLASS1 is cataloged in the U.S. Government catalog under NSN 5330-00-171-8629. This indicates validated use in U.S. government and defense supply chains.
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