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Technical Data Sheet
PartsTable / O-RING / 8837-B ITEM 8
8837-B ITEM 8 ✓ 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 BUTADIENE NITRILE, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.199 INCHES NOMINAL IN, center_hole_diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-160-0601, 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
8837-B ITEM 8
NSN: 5331-01-160-0601
FSC: 5331 — O-RING
CAGE: 90800 — ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE NITRILE
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter1.199 INCHES NOMINAL IN
center_hole_diameter0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-01-160-0601
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8837-B ITEM 8 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: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 1.199 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE NITRILE
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER1.199 INCHES NOMINAL IN
ELONGATION PERCENTAGE125 MAXIMUM
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE NITRILE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
2200-771744REVAITEM105CInterchangeable
interchangeable cross-reference
interchangeable
P44Interchangeable
interchangeable cross-reference
interchangeable
T1-2409-1286522REVAPC13Interchangeable
interchangeable cross-reference
interchangeable
5330010841200Interchangeable
interchangeable cross-reference
interchangeable
2-213 N674-70Interchangeable
interchangeable cross-reference
interchangeable
AS-213B46Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8837-B ITEM 8?
8837-B ITEM 8 is a O-RING.
What parts can replace 8837-B ITEM 8?
There are 28 known substitutes for 8837-B ITEM 8: 2200-771744REVAITEM105C, P44, T1-2409-1286522REVAPC13 and 25 more. Substitute compatibility should be verified for your specific system.
Is 8837-B ITEM 8 still available?
8837-B ITEM 8 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