PartsTable
Technical Data Sheet
7840S ✓ Verified by PartsTable
Braun · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

<b>SyncroSonic™ technology</b><br><br>10 000 microvibrations help to capture more hair in every stroke.<br><br><b>Intelligent AutoSense Technology</b><br><br>An innovative motor reads the density of your beard and adapts the shaver’s power 13x per second. Providing the right amount of power even with denser beard.<br><br><b>Five shaving modes from Sensitive to Turbo to personalize your shaving experience to your skin type and preferences.</b><br><br>The personalization buttons make it easy to choose your favorite one of 5 shaving modes, from sensitive to turbo mode.<br><br><b>2x Opti-Foil™</b><br><br>For perfect closeness that lasts longer.<br><br><b>ActiveLift trimmer</b><br><br>Captures flat-lying hairs in problem areas.<br><br><b>Protective SkinGuard</b><br><br>Smoothens the skin for an exceptional shaving experience.<br><br><b>8-D Flexible Shaving System</b><br><br>The 8 directional flexible shaver head masters even the most problematic contours. With individually floating foils an This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-741-6557, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
7840S
NSN: 5330-00-741-6557
FSC: 5330
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.188 INCHES NOMINAL IN
housing_bore_diameter1.255 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.875 INCHES NOMINAL IN
NSN5330-00-741-6557
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7840S MFR: Braun ⚠ 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
CASE STYLE: SQUARE
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
SEALING ELEMENT STYLE: ANGULAR
HOUSING BORE DIAMETER: 1.255 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER: 0.875 INCHES NOMINAL IN
SEAL WIDTH: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER1.255 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER0.875 INCHES NOMINAL IN
SEAL WIDTH0.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
C5110-1G512JPInterchangeable
interchangeable cross-reference
interchangeable
DCZ51-002Interchangeable
interchangeable cross-reference
interchangeable
10154101Interchangeable
interchangeable cross-reference
interchangeable
62020Interchangeable
interchangeable cross-reference
interchangeable
4000510-104Interchangeable
interchangeable cross-reference
interchangeable
302-014Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy 7840S?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7840S?
7840S is a SEAL,PLAIN ENCASED manufactured by Braun.
What parts can replace 7840S?
There are 8 known substitutes for 7840S: C5110-1G512JP, DCZ51-002, 10154101 and 5 more. Substitute compatibility should be verified for your specific system.
Is 7840S still available?
7840S is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7840S