PartsTable
Technical Data Sheet
71387 ✓ Verified by PartsTable
Trust · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

Smart doorbell camera with two-way audio and recording function. Works with the free Trust WiFi app. Includes wireless chime.<br><br><b>Free app</b><br>Add the smart doorbell camera to the free Trust Smart Home WiFi app and use your phone to answer visitors or view recordings.

All you need is WiFi (2.4 GHz), so there are no expensive hubs or subscription fees.<br><br><b>Flexible installation</b><br>The smart video doorbell has a built-in battery, allowing you to use it completely wirelessly. Charging is easy via USB-C. Prefer a permanent power supply? The doorbell also supports a wired connection (8-24V), so you never have to think about charging.

This allows you to choose the installation that best suits your situation.<br><br><b>Chat with your visitors</b><br>Whether you're at work, out shopping or relaxing on the sofa, two-way audio means you're always in direct contact with whoever is at the door. For example, you can instruct the parcel delivery driver to leave the parcel with you This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-213-7478, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
71387
NSN: 5330-00-213-7478
FSC: 5330
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
attachment_methodSLOT
rim_surface_width0.031 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
peripheral_diameter1.656 INCHES NOMINAL IN
center_hole_diameter0.688 INCHES NOMINAL IN
cross-sectional_height0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
end_item_identificationFUEL CONTROL P/N 81700C2
attachment_feature_width0.282 INCHES NOMINAL IN
attachment_feature_length0.626 INCHES NOMINAL IN
attachment_feature_quantity2
material_document_and_classificationQQ-S-698 COMP 1009 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-213-7478
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 71387 MFR: Trust ⚠ 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
ATTACHMENT FEATURE QUANTITY: 2
ATTACHMENT FEATURE LENGTH: 0.626 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY1 CL C FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CROSS-SECTIONAL HEIGHT: 0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
CENTER HOLE DIAMETER: 0.688 INCHES NOMINAL IN
ATTACHMENT METHOD: SLOT
RIM SURFACE WIDTH: 0.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ATTACHMENT FEATURE QUANTITY2
ATTACHMENT FEATURE LENGTH0.626 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY1 CL C FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CROSS-SECTIONAL HEIGHT0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.688 INCHES NOMINAL IN
ATTACHMENT METHODSLOT
RIM SURFACE WIDTH0.031 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
ATTACHMENT FEATURE WIDTH0.282 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
75072Interchangeable
interchangeable cross-reference
interchangeable
71387Interchangeable
interchangeable cross-reference
interchangeable
41518-1Interchangeable
interchangeable cross-reference
interchangeable
A1-81865 ITEM 69Interchangeable
interchangeable cross-reference
interchangeable
A-71387Interchangeable
interchangeable cross-reference
interchangeable
124440R1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 71387?
71387 is a RELAY,ELECTROMAGNETIC manufactured by Trust.
What parts can replace 71387?
There are 9 known substitutes for 71387: 75072, 71387, 41518-1 and 6 more. Substitute compatibility should be verified for your specific system.
Is 71387 still available?
71387 is currently cancelled.
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