PartsTable
Technical Data Sheet
3505025-001 ✓ 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

HARDWARE KIT,ELECTRONIC EQUIPMEN. Key specifications include document_type: MILITARY DRAWING, end_item_name: 0.250-28UNF-2A STUD TY SEMICONDUCTOR A, usage_location: CONUS, document_source: 98230, special_features: FOR DO-5 CASE MOUNT, features_provided: STACKING FEATURE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-057-2216, 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
3505025-001
NSN: 5340-01-057-2216
FSC: 5340
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
document_typeMILITARY DRAWING
end_item_name0.250-28UNF-2A STUD TY SEMICONDUCTOR A
usage_locationCONUS
document_source98230
special_featuresFOR DO-5 CASE MOUNT
features_providedSTACKING FEATURE
component_quantity6
document_identification0N270638
component_document_originGOVERNMENT
component_document_page_number4B
NSN5340-01-057-2216
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3505025-001 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
USAGE LOCATION: CONUS
COMPONENT QUANTITY: 6
DOCUMENT SOURCE: 98230
COMPONENT DOCUMENT ORIGIN: GOVERNMENT
COMPONENT DOCUMENT PAGE NUMBER: 4B
FEATURES PROVIDED: STACKING FEATURE
DOCUMENT IDENTIFICATION: 0N270638
DOCUMENT TYPE: MILITARY DRAWING
TECHNICAL CHARACTERISTICS (FLIS)
USAGE LOCATIONCONUS
COMPONENT QUANTITY6
DOCUMENT SOURCE98230
COMPONENT DOCUMENT ORIGINGOVERNMENT
COMPONENT DOCUMENT PAGE NUMBER4B
FEATURES PROVIDEDSTACKING FEATURE
DOCUMENT IDENTIFICATION0N270638
DOCUMENT TYPEMILITARY DRAWING
SPECIAL FEATURESFOR DO-5 CASE MOUNT
END ITEM NAME0.250-28UNF-2A STUD TY SEMICONDUCTOR A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
4870Upgraded Successor
successor cross-reference
successor
LMF1438Interchangeable
interchangeable cross-reference
interchangeable
LM1438Interchangeable
interchangeable cross-reference
interchangeable
E-2001Interchangeable
interchangeable cross-reference
interchangeable
48A-1-4-70PSIInterchangeable
interchangeable cross-reference
interchangeable
AH15-646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3505025-001?
3505025-001 is a HARDWARE KIT,ELECTRONIC EQUIPMEN.
What parts can replace 3505025-001?
There are 23 known substitutes for 3505025-001: 4870, LMF1438, LM1438 and 20 more. Substitute compatibility should be verified for your specific system.
Is 3505025-001 still available?
3505025-001 is currently cancelled.
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