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Technical Data Sheet
3689 ✓ Verified by PartsTable
mophie · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The base case is an ultra-thin, protective case with magnetic plates hidden in the back allowing you to securely attach any hold force accessory. This versatile system truly transforms your iPhone 7 into an all-purpose device. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-358-3670, 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
3689
NSN: 5330-00-358-3670
FSC: 5330
CAGE: 28265 — HERCULES ENGINE CO INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
outside_diameter2.875 INCHES NOMINAL IN
special_features1.125 IN. HEX IN
valve_design_control_activity87229
valve_model_number_for_which_designed605NBMWA85PSNV
NSN5330-00-358-3670
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3689 MFR: mophie ⚠ 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
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
APERTURE DIAMETER: 1.875 INCHES NOMINAL IN
HARDNESS RATING: 60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
OUTSIDE DIAMETER: 2.062 INCHES NOMINAL IN
MATERIAL: RUBBER SYNTHETIC OVERALL
STYLE DESIGNATOR: CIRCULAR
CROSS-SECTIONAL THICKNESS: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER1.875 INCHES NOMINAL IN
HARDNESS RATING60.0 SHORE DUROMETER A MINIMUM AND 70.0 SHORE DUROMETER A MAXIMUM OVERALL
OUTSIDE DIAMETER2.062 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
4360Interchangeable
interchangeable cross-reference
interchangeable
3689Interchangeable
interchangeable cross-reference
interchangeable
BM31006128Interchangeable
interchangeable cross-reference
interchangeable
31003689Interchangeable
interchangeable cross-reference
interchangeable
A0605850003PInterchangeable
interchangeable cross-reference
interchangeable
6405-DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3689?
3689 is a FRAME SECTION,STRUCTURAL,VEHICUL manufactured by mophie.
What parts can replace 3689?
There are 18 known substitutes for 3689: 4360, 3689, BM31006128 and 15 more. Substitute compatibility should be verified for your specific system.
Is 3689 still available?
3689 is currently cancelled.
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