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Technical Data Sheet
PartsTable / MRO / 33-012
33-012 ✓ Verified by PartsTable
Iomega · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

Iomega REV is a removable hard disk system for Small Medium Business and Small Office Home Office users who require fast and reliable back ups. It also suits desktop and large file users looking for a cost-effective and versatile portable storage system.<br><br>The drives read and write to small, rugged, and portable cartridges that hold 35GB of data (or up to 90GB using the compression software included) and can be stored for up to 30 years.<br>Unlimited capacity - simply add more disks as your needs grow.<br>Iomega Automatic Backup Pro Software enables custom backups, encryption and password protection.<br><br>Fast & Efficient - Back up and restore eight times faster than tape; Drag-and-drop files.<br>Expandable & Easy - Add capacity when you need it; plus no maintenance required.<br>Durable & Secure - Virtually unlimited rewriteability and password protection. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-176-8087, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 33-012
NSN: 5310-00-176-8087
FSC: 5310
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCASTELLATED, HEXAGON
thickness0.109 INCHES NOMINAL IN
body_stylePLAIN, SOLID
bore_styleW/COUNTERBORE BOTH ENDS
nut_height0.826 INCHES NOMINAL IN
body_length0.976 INCHES MAXIMUM IN
finger_typeBANANA SPRING SINGLE FINGER
shaft_styleROUND
bearing_typeBALL SHAFT
corner_shapeSQUARE ALL CORNERS
pilot_length0.0620 INCHES NOMINAL IN
NSN5310-00-176-8087
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 33-012 · Iomega ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD SERIES: UNF
•
NUT HEIGHT: 0.826 INCHES NOMINAL IN
•
NUT STYLE: CASTELLATED, HEXAGON
•
SURFACE TREATMENT: CADMIUM AND ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
WIDTH ACROSS FLATS: 1.125 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
NUT HEIGHT0.826 INCHES NOMINAL IN
NUT STYLECASTELLATED, HEXAGON
SURFACE TREATMENTCADMIUM AND ZINC OVERALL
MATERIALSTEEL OVERALL
WIDTH ACROSS FLATS1.125 INCHES NOMINAL IN
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.750 INCHES IN
THREAD QUANTITY PER INCH16
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
427132Interchangeable
interchangeable cross-reference
interchangeable
USAF330-4Interchangeable
interchangeable cross-reference
interchangeable
330-4Interchangeable
interchangeable cross-reference
interchangeable
FFB571TYPEA4Interchangeable
interchangeable cross-reference
interchangeable
330-5Interchangeable
interchangeable cross-reference
interchangeable
USAF330-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 33-012?
33-012 is a RESISTOR,VARIABLE,WIRE WOUND,PRE manufactured by Iomega. It is classified as a MRO (MRO_GENERAL).
What parts can replace 33-012?
There are 21 known substitutes for 33-012: 427132, USAF330-4, 330-4 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 33-012?
33-012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-176-8087. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026