PartsTable
Technical Data Sheet
A3137827-1 ✓ 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

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: RUBBER SILICONE, design_type: FRICTION, opening_inside_diameter_for_which_designed: 0.6030 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-439-5303, 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
A3137827-1
NSN: 5340-01-439-5303
FSC: 5340
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialRUBBER SILICONE
design_typeFRICTION
opening_inside_diameter_for_which_designed0.6030 INCHES NOMINAL IN
NSN5340-01-439-5303
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A3137827-1 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
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.6030 INCHES NOMINAL IN
MATERIAL: RUBBER SILICONE
DESIGN TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.6030 INCHES NOMINAL IN
MATERIALRUBBER SILICONE
DESIGN TYPEFRICTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
N11780Interchangeable
interchangeable cross-reference
interchangeable
11780Interchangeable
interchangeable cross-reference
interchangeable
2MS10B1Interchangeable
interchangeable cross-reference
interchangeable
1321-0610Interchangeable
interchangeable cross-reference
interchangeable
MS15718-29Interchangeable
interchangeable cross-reference
interchangeable
W500-610Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A3137827-1?
A3137827-1 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace A3137827-1?
There are 13 known substitutes for A3137827-1: N11780, 11780, 2MS10B1 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A3137827-1?
A3137827-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-439-5303. This indicates validated use in U.S. government and defense supply chains.
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