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Technical Data Sheet
DS-920639 ✓ 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: ALUMINUM ALLOY, drive_type: SERRATED, design_type: THREADED, features_provided: SHOULDER, surface_treatment: ANODIZE, opening_inside_diameter_for_which_designed: 0.750 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 5340-00-082-8447, 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
DS-920639
NSN: 5340-00-082-8447
FSC: 5340
CAGE: 90166 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
drive_typeSERRATED
design_typeTHREADED
features_providedSHOULDER
surface_treatmentANODIZE
opening_inside_diameter_for_which_designed0.750 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
connector_nominal_thread_size_for_which_designed1.062 INCHES IN
NSN5340-00-082-8447
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DS-920639 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
SURFACE TREATMENT: ANODIZE
MATERIAL: ALUMINUM ALLOY
DESIGN TYPE: THREADED
CONNECTOR NOMINAL THREAD SIZE FOR WHICH DESIGNED: 1.062 INCHES IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.750 INCHES NOMINAL IN
DRIVE TYPE: SERRATED
FEATURES PROVIDED: SHOULDER
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY
DESIGN TYPETHREADED
CONNECTOR NOMINAL THREAD SIZE FOR WHICH DESIGNED1.062 INCHES IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.750 INCHES NOMINAL IN
DRIVE TYPESERRATED
FEATURES PROVIDEDSHOULDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
897946Interchangeable
interchangeable cross-reference
interchangeable
1000-12Interchangeable
interchangeable cross-reference
interchangeable
P1000-12Interchangeable
interchangeable cross-reference
interchangeable
909883-50Interchangeable
Same NIIN cross-reference
interchangeable
920639Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DS-920639?
DS-920639 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace DS-920639?
There are 5 known substitutes for DS-920639: 897946, 1000-12, P1000-12 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DS-920639?
DS-920639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-082-8447. This indicates validated use in U.S. government and defense supply chains.
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