PartsTable
Technical Data Sheet
33-251 ✓ Verified by PartsTable
Iomega · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The Iomega® REV™ 35GB/90GB drive is a revolutionary removable hard disk<br>system which is more efficient and reliable than traditional tape systems, while<br>providing portable, high-performance file storage. Iomega REV drives allow you to back up and restore up to 8 times faster than tape (compared to DDS4), move and<br>copy files in seconds with drag-and-drop, and secure your data with password<br>protection. Included professional-level backup software offers automatic file<br>backup, full system image backup.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-420-0727, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO MRO_GENERAL 33-251
NSN: 5340-00-420-0727
FSC: 5340
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_styleCYLINDRICAL BUSHING MOUNTED
face_width2.500 INCHES NOMINAL IN
body_length0.969 INCHES NOMINAL IN
design_formPLAIN
shaft_styleROUND
switch_typeROTARY
bore_featureNOT INCLUDED
corner_shapeSQUARE ALL CORNERS
flange_width0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
groove_depth0.562 INCHES NOMINAL IN
groove_shapeV
NSN5340-00-420-0727
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 33-251 MFR: Iomega ⚠ 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 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
33251Interchangeable
interchangeable cross-reference
interchangeable
5131207Interchangeable
interchangeable cross-reference
interchangeable
33263Interchangeable
interchangeable cross-reference
interchangeable
5130029Interchangeable
interchangeable cross-reference
interchangeable
KM9578Interchangeable
interchangeable cross-reference
interchangeable
2100-0318Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 33-251?
33-251 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by Iomega. It is classified as a MRO (MRO_GENERAL).
What parts can replace 33-251?
There are 12 known substitutes for 33-251: 33251, 5131207, 33263 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 33-251?
33-251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-420-0727. This indicates validated use in U.S. government and defense supply chains.
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