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Technical Data Sheet
PartsTable / COMPONENT / 91952057
91952057 ✓ 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: PLASTIC, design_type: FRICTION, overall_diameter: 1.656 INCHES NOMINAL IN, features_provided: SHOULDER, opening_inside_diameter_for_which_designed: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-530-5956, 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
91952057
NSN: 5340-00-530-5956
FSC: 5340
CAGE: F6481 — THALES SA (FRA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
overall_diameter1.656 INCHES NOMINAL IN
features_providedSHOULDER
opening_inside_diameter_for_which_designed1.500 INCHES NOMINAL IN
NSN5340-00-530-5956
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91952057 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: 1.500 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
•
OVERALL DIAMETER: 1.656 INCHES NOMINAL IN
•
FEATURES PROVIDED: SHOULDER
•
DESIGN TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
OPENING INSIDE DIAMETER FOR WHICH DESIGNED1.500 INCHES NOMINAL IN
MATERIALPLASTIC
OVERALL DIAMETER1.656 INCHES NOMINAL IN
FEATURES PROVIDEDSHOULDER
DESIGN TYPEFRICTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
4270-24YUpgraded Successor
successor cross-reference
successor
P045524-06Upgraded Successor
successor cross-reference
successor
10138010Upgraded Successor
successor cross-reference
successor
EP-24Upgraded Successor
successor cross-reference
successor
NAS820Upgraded Successor
successor cross-reference
successor
NAS820-24Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91952057?
91952057 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 91952057?
There are 8 known substitutes for 91952057: 4270-24Y, P045524-06, 10138010 and 5 more. Substitute compatibility should be verified for your specific system.
Is 91952057 still available?
91952057 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026