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Technical Data Sheet
PartsTable / COMPONENT / BL116
BL116 ✓ Verified by PartsTable
be quiet! · 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>No compromise silence and performance</b><br>Silent Wings 4 140mm PWM White combines all features of a virtually inaudible with an extremely performant fan. A 6-pol-motor and anti-vibration mountings combined with fan blades optimized for maximum airflow make Silent Wings 4 140mm PWM White the perfect choice for the most demanding applications in high-end systems. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-329-4421, 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
BL116
NSN: 5340-00-329-4421
FSC: 5340
CAGE: 56501 — ABB INSTALLATION PRODUCTS INC (USA)
SPECIFICATIONS
phaseSINGLE
length5.000 INCHES NOMINAL IN
materialSTEEL OVERALL
drive_typeDIRECT
head_height0.062 INCHES NOMINAL IN
air_flow_rate450.0 CUBIC FEET PER MINUTE MINIMUM AND 500.0 CUBIC FEET PER MINUTE MAXIMUM
flow_directionREVERSIBLE
inclosure_typeFULLY INCLOSED
overall_height0.328 INCHES NOMINAL IN
overall_length3.062 INCHES NOMINAL IN
prong_quantity8
stage_quantity1
NSN5340-00-329-4421
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BL116 MFR: be quiet! ⚠ 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: STEEL
•
HOLE ACCOMMODATION DIAMETER: 2.531 INCHES NOMINAL IN
•
MATERIAL ACCOMMODATED THICKNESS: 0.266 INCHES NOMINAL IN
•
HEAD OUTSIDE DIAMETER: 2.719 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STANDARD
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC
•
PRONG QUANTITY: 8
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
HOLE ACCOMMODATION DIAMETER2.531 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS0.266 INCHES NOMINAL IN
HEAD OUTSIDE DIAMETER2.719 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
HEAD HEIGHT0.062 INCHES NOMINAL IN
SURFACE TREATMENTZINC
PRONG QUANTITY8
OVERALL HEIGHT0.328 INCHES NOMINAL IN
PRONG OUTSIDE DIAMETER2.531 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
S-200Upgraded Successor
successor cross-reference
successor
37083-2Upgraded Successor
successor cross-reference
successor
6723-00372Interchangeable
interchangeable cross-reference
interchangeable
6723-00429Interchangeable
interchangeable cross-reference
interchangeable
SM-C-968399Interchangeable
interchangeable cross-reference
interchangeable
4130017-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BL116?
BL116 is a BRUSH,ELECTRICAL CONTACT manufactured by be quiet!.
What parts can replace BL116?
There are 17 known substitutes for BL116: S-200, 37083-2, 6723-00372 and 14 more. Substitute compatibility should be verified for your specific system.
Is BL116 still available?
BL116 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026