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Technical Data Sheet
PartsTable / COMPONENT / 1250-C-419
1250-C-419 ✓ 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

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: RUBBER, design_type: FRICTION, overall_diameter: 1.3500 INCHES NOMINAL IN, features_provided: SHOULDER, end_item_identification: W/S:AIRCRAFT, AIRLIFTER C-17A A, opening_inside_diameter_for_which_designed: 0.9900 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-060-1624, 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
1250-C-419
NSN: 5340-01-060-1624
FSC: 5340
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
materialRUBBER
design_typeFRICTION
overall_diameter1.3500 INCHES NOMINAL IN
features_providedSHOULDER
end_item_identificationW/S:AIRCRAFT, AIRLIFTER C-17A A
opening_inside_diameter_for_which_designed0.9900 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM IN
NSN5340-01-060-1624
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1250-C-419 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
•
FEATURES PROVIDED: SHOULDER
•
MATERIAL: RUBBER
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.9900 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM IN
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 1.3500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDSHOULDER
MATERIALRUBBER
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.9900 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONW/S:AIRCRAFT, AIRLIFTER C-17A A
DESIGN TYPEFRICTION
OVERALL DIAMETER1.3500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
BP-1Upgraded Successor
successor cross-reference
successor
BP1-AUpgraded Successor
successor cross-reference
successor
BP1-WMP210Interchangeable
interchangeable cross-reference
interchangeable
6732-29Interchangeable
interchangeable cross-reference
interchangeable
5340010601624Interchangeable
Same NIIN cross-reference
interchangeable
1250R1214Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1250-C-419?
1250-C-419 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 1250-C-419?
There are 7 known substitutes for 1250-C-419: BP-1, BP1-A, BP1-WMP210 and 4 more. Substitute compatibility should be verified for your specific system.
Is 1250-C-419 still available?
1250-C-419 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026