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Technical Data Sheet
PartsTable / COMPONENT / AR31-2
AR31-2 ✓ 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 HANDLE,DOOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, handle_height: 0.960 INCHES NOMINAL IN, overall_length: 2.120 INCHES NOMINAL IN, shank_diameter: 0.620 INCHES NOMINAL IN, special_features: DRILLED HOLE 0.144 IN. DIA BY 0.500 DEEP IN HEAD COUNTERSUNK 82 DEG BY 0.281 IN.

DIA IN, shaft_accommodation_style: SQUARE. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-489-5236, 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
AR31-2
NSN: 5340-00-489-5236
FSC: 5340
CAGE: 80477 — ADAMS RITE AEROSPACE, INC (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
handle_height0.960 INCHES NOMINAL IN
overall_length2.120 INCHES NOMINAL IN
shank_diameter0.620 INCHES NOMINAL IN
special_featuresDRILLED HOLE 0.144 IN. DIA BY 0.500 DEEP IN HEAD COUNTERSUNK 82 DEG BY 0.281 IN. DIA IN
style_designatorL
shaft_accommodation_styleSQUARE
NSN5340-00-489-5236
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AR31-2 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
•
STYLE DESIGNATOR: L
•
MATERIAL: ALUMINUM OVERALL
•
HANDLE HEIGHT: 0.960 INCHES NOMINAL IN
•
SHANK DIAMETER: 0.620 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORL
MATERIALALUMINUM OVERALL
SPECIAL FEATURESDRILLED HOLE 0.144 IN. DIA BY 0.500 DEEP IN HEAD COUNTERSUNK 82 DEG BY 0.281 IN. DIA IN
HANDLE HEIGHT0.960 INCHES NOMINAL IN
OVERALL LENGTH2.120 INCHES NOMINAL IN
SHANK DIAMETER0.620 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
300Upgraded Successor
successor cross-reference
successor
A30189Upgraded Successor
successor cross-reference
successor
FHP 50-1Upgraded Successor
successor cross-reference
successor
52133Upgraded Successor
successor cross-reference
successor
31235-030Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AR31-2?
AR31-2 is a HANDLE,DOOR.
What parts can replace AR31-2?
There are 5 known substitutes for AR31-2: 300, A30189, FHP 50-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AR31-2?
AR31-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-489-5236. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026