PartsTable
Technical Data Sheet
NAS1611-129CP ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, specification/standard_data: 80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-287-4834, 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
NAS1611-129CP
NSN: 5331-01-287-4834
FSC: 5331 — O-RING
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
hardness_rating70.0 SHORE DUROMETER A NOMINAL
center_hole_diameter1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
specification/standard_data80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
criticality_code_justificationZZZY
material_document_and_classificationNAS1613,CL 1 ASSN STD SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-01-287-4834
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS1611-129CP 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
COLOR: BLACK
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CENTER HOLE DIAMETER: 1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATION: ZZZY
SPECIFICATION/STANDARD DATA: 80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION: NAS1613,CL 1 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
COLORBLACK
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
CENTER HOLE DIAMETER1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZY
SPECIFICATION/STANDARD DATA80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONNAS1613,CL 1 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
NAS1611-129Interchangeable
interchangeable cross-reference
interchangeable
5331PL2182391Interchangeable
interchangeable cross-reference
interchangeable
NAS1613Interchangeable
interchangeable cross-reference
interchangeable
AS568B-129Interchangeable
interchangeable cross-reference
interchangeable
RWS-568-129Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS1611-129CP?
NAS1611-129CP is a O-RING.
What parts can replace NAS1611-129CP?
There are 5 known substitutes for NAS1611-129CP: NAS1611-129, 5331PL2182391, NAS1613 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS1611-129CP?
NAS1611-129CP is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-287-4834. This indicates validated use in U.S. government and defense supply chains.
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