PartsTable
Technical Data Sheet
NAS1611-155A ✓ 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 material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, temp_rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 3.972 INCHES MINIMUM AND 4.002 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, material_document_and_classification: NAS 1613 ASSN STD SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-302-2308, 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
NAS1611-155A
NSN: 5331-01-302-2308
FSC: 5331 — O-RING
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
temp_rating-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter3.972 INCHES MINIMUM AND 4.002 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
material_document_and_classificationNAS 1613 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-01-302-2308
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS1611-155A 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
CENTER HOLE DIAMETER: 3.972 INCHES MINIMUM AND 4.002 INCHES MAXIMUM IN
HARDNESS RATING: 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
MATERIAL DOCUMENT AND CLASSIFICATION: NAS 1613 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER3.972 INCHES MINIMUM AND 4.002 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONNAS 1613 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
NAS1611-129Interchangeable
interchangeable cross-reference
interchangeable
5331PL2182391Interchangeable
interchangeable cross-reference
interchangeable
NAS1613Interchangeable
interchangeable cross-reference
interchangeable
NAS1611Interchangeable
interchangeable cross-reference
interchangeable
AN6227B/118Interchangeable
interchangeable cross-reference
interchangeable
10176991Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy NAS1611-155A?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is NAS1611-155A?
NAS1611-155A is a O-RING.
What parts can replace NAS1611-155A?
There are 24 known substitutes for NAS1611-155A: NAS1611-129, 5331PL2182391, NAS1613 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS1611-155A?
NAS1611-155A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-302-2308. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — NAS1611-155A