PartsTable
Technical Data Sheet
7871 ✓ Verified by PartsTable
Multibrackets · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

M Ceiling Extension Pro – OM55N-D/OM46N-D. This is an extension kit that works well with the M Ceiling Mount Pro OM55N-D M Ceiling Mount Pro OM46N-D. Multibrackets OM55N and OM46N Display Mounts are designed exclusively for Samsung OMN-D Series.<br><br>The M Ceiling Extension Pro part can be combined with other Pro Series parts and creates a possibility to mount the display in a ceiling that has even greater height.<br><br>This sleek, powerful extension solution is the ideal solution to showcase eye-catching, digital signage content that can be seen from both inside and outside a store window with a high ceiling height.

Combined this extension kit with the M Ceiling Mount Pro OM55N-D and OM46N-D and utilize a multitude of installer friendly features, including concealed cable management for a professional appearance. This versatile solution can be adapted to suit a wide range of retail and commercial applications This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-2852, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
7871
NSN: 5330-00-740-2852
FSC: 5330
CAGE: 79575 — WICO-PRESTOLITE CO THE DIV OF ELTRA CORP (USA)
SPECIFICATIONS
materialLEAD OVERALL
hole_diameter0.185 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.156 INCHES NOMINAL IN
aperture_width2.969 INCHES NOMINAL IN
overall_length4.594 INCHES NOMINAL IN
aperture_length4.406 INCHES NOMINAL IN
inside_corner_radius0.062 INCHES NOMINAL IN
outside_corner_radius0.750 INCHES NOMINAL IN
cross-sectional_thickness0.047 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR METAL
inside_corner_inverted_radius0.188 INCHES NOMINAL IN
material_document_and_classificationQQ-L-201,GR B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-740-2852
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7871 MFR: Multibrackets ⚠ 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
MATERIAL: LEAD OVERALL
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
APERTURE WIDTH: 2.969 INCHES NOMINAL IN
INSIDE CORNER INVERTED RADIUS: 0.188 INCHES NOMINAL IN
INSIDE CORNER RADIUS: 0.062 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 3.872 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE CORNER RADIUS: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALLEAD OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
OVERALL LENGTH4.594 INCHES NOMINAL IN
APERTURE WIDTH2.969 INCHES NOMINAL IN
INSIDE CORNER INVERTED RADIUS0.188 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.062 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH3.872 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE CORNER RADIUS0.750 INCHES NOMINAL IN
OVERALL WIDTH3.156 INCHES NOMINAL IN
APERTURE LENGTH4.406 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
740285-2Interchangeable
interchangeable cross-reference
interchangeable
7871Interchangeable
interchangeable cross-reference
interchangeable
7868 ITEM 3Interchangeable
interchangeable cross-reference
interchangeable
7871-01Interchangeable
interchangeable cross-reference
interchangeable
7871 REV A / 7871B-01Interchangeable
interchangeable cross-reference
interchangeable
7869 ITEM 4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7871?
7871 is a HOSE,METALLIC manufactured by Multibrackets.
What parts can replace 7871?
There are 7 known substitutes for 7871: 740285-2, 7871, 7868 ITEM 3 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7871?
7871 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-740-2852. This indicates validated use in U.S. government and defense supply chains.
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