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PartsTable / COMPONENT / 1431A12
1431A12 ✓ 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 DOORSTOP is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, unit_type: BASEBOARD MOUNTED, special_features: PROJECTION LENGTH:3.250 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN, attachment_method: WOOD SCREW. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-246-1893, 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
1431A12
NSN: 5340-01-246-1893
FSC: 5340
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
unit_typeBASEBOARD MOUNTED
special_featuresPROJECTION LENGTH:3.250 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN
attachment_methodWOOD SCREW
NSN5340-01-246-1893
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1431A12 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
•
MATERIAL: ALUMINUM OVERALL
•
ATTACHMENT METHOD: WOOD SCREW
•
UNIT TYPE: BASEBOARD MOUNTED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALALUMINUM OVERALL
ATTACHMENT METHODWOOD SCREW
UNIT TYPEBASEBOARD MOUNTED
SPECIAL FEATURESPROJECTION LENGTH:3.250 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
6515873Upgraded Successor
successor cross-reference
successor
47306-9Upgraded Successor
successor cross-reference
successor
NPC-4Upgraded Successor
successor cross-reference
successor
64Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1431A12?
1431A12 is a DOORSTOP.
What parts can replace 1431A12?
There are 4 known substitutes for 1431A12: 6515873, 47306-9, NPC-4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1431A12?
1431A12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-246-1893. 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