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Technical Data Sheet
PartsTable / O-RING / 43919
43919 ✓ Verified by PartsTable
Verbatim · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

Available in a range of vibrant colours, Verbatim’s Clip-it USB drive combines flash storage with the simple functionality of a paperclip, making it a wonderfully practical solution for daily business or private users. The Verbatim Clip-it USB Drive is now available with storage capacities of 2GB and 4GB.<br><br>- Clip-it USB Drive can also be used as a paperclip<br>- Red dot ‘Best of the Best’ award 2010, designed by Arman Emami<br>- Available in a range of vibrant colours: Black, White, Yellow, Green, Pink, Blue, Orange<br>- Storage capacities of 2GB and 4GB This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-251-8839, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
43919
NSN: 5331-00-251-8839
FSC: 5331 — O-RING
CAGE: 78640 — MITSUBISHI CATERPILLAR FORKLIFT AMERICA, INC (USA)
SPECIFICATIONS
end_item_identification6530-01-204-5435
purchase_description_identification32510-43919
general_characteristics_item_descriptionFOR USE ON STERILIZER/WASHER; MODEL 3125
part_name_assigned_by_controlling_agencyPROBE LIQ LEVEL E.I. 6530-01-204-5435 STERILIZER/WASHER MDL 3125
NSN5331-00-251-8839
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 43919 MFR: Verbatim ⚠ 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
•
CENTER HOLE DIAMETER: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.139 INCHES MINIMUM AND 1.173 INCHES MAXIMUM IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5510 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; ARMORED MULTI-PURPOSE VEHICLE (AMPV).
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
CROSS-SECTIONAL HEIGHT0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.139 INCHES MINIMUM AND 1.173 INCHES MAXIMUM IN
TEMP RATING-65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
2528918Interchangeable
interchangeable cross-reference
interchangeable
MILP5510Interchangeable
interchangeable cross-reference
interchangeable
AMS-P-5510Interchangeable
interchangeable cross-reference
interchangeable
3383Interchangeable
interchangeable cross-reference
interchangeable
211618Interchangeable
interchangeable cross-reference
interchangeable
55-0382-4715CSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43919?
43919 is a PROBE,LIQUID LEVEL,STERILIZER manufactured by Verbatim.
What parts can replace 43919?
There are 31 known substitutes for 43919: 2528918, MILP5510, AMS-P-5510 and 28 more. Substitute compatibility should be verified for your specific system.
Is 43919 still available?
43919 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