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AS-568B-216 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS-568B-216: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, special_features: TEMPERATURE RANGE IS -60 TO +300 DEGREES F; OUTSIDE DIAMETER IS 1.375; LUBRICATED WITH GLYCERIN, center_hole_diameter: 1.125 INCHES NOMINAL IN, cross-sectional_height: 0.125 INCHES NOMINAL IN, end_item_identification: HARDWARE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-027-3112, 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
AS-568B-216
NSN: 5331-01-027-3112
NIINs: 010273112, 015254830
FSC: 5331 — O-ring
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
hardness_rating70.0 SHORE DUROMETER A NOMINAL
special_featuresTEMPERATURE RANGE IS -60 TO +300 DEGREES F; OUTSIDE DIAMETER IS 1.375; LUBRICATED WITH GLYCERIN
center_hole_diameter1.125 INCHES NOMINAL IN
cross-sectional_height0.125 INCHES NOMINAL IN
end_item_identificationHARDWARE
material_document_and_classificationMIL-STD-2041 MIL STD SINGLE MATERIAL RESPONSE
NSN5331-01-027-3112
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS-568B-216 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: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 80 MAXIMUM
•
CENTER HOLE DIAMETER: 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE80 MAXIMUM
CENTER HOLE DIAMETER1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 4
546940Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5330010273112Reference document
Same NSN cross-reference
Reference document — Informative reference only
AMS-P-5510Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331010273112Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS-568B-216?
AS-568B-216 is a O-RING.
What parts can replace AS-568B-216?
There are 4 known substitutes for AS-568B-216: 546940, 5330010273112, AMS-P-5510 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS-568B-216?
AS-568B-216 is cataloged in the U.S. Government catalog under NSN 5331-01-027-3112. This indicates validated use in U.S. government and defense supply chains.
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