PartsTable
Technical Data Sheet
PartsTable / MRO / 1-33121
1-33121 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: IRON AND COPPER OVERALL, body_style: CYLINDRICAL, head_style: BEVEL-CONICAL, body_length: 0.235 INCHES NOMINAL IN, head_height: 0.140 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-293-6247, 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
MRO→ MRO_GENERAL→ 1-33121
NSN: 3120-00-293-6247
FSC: 3120
CAGE: 70417 — CHRYSLER CORP AMPLEX DIV (USA)
SPECIFICATIONS
materialIRON AND COPPER OVERALL
body_styleCYLINDRICAL
head_styleBEVEL-CONICAL
body_length0.235 INCHES NOMINAL IN
head_height0.140 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
thread_class2B
actuator_typeFLUSH DRIVE WITH SLOT-HOLE
body_diameter0.500 INCHES NOMINAL IN
head_diameter0.200 INCHES NOMINAL IN
thread_length0.178 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE
NSN3120-00-293-6247
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1-33121 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: IRON AND COPPER OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SINTERED 16,FSCM 70417 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 2.7485 INCHES MINIMUM AND 2.7515 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 2.2565 INCHES MINIMUM AND 2.2595 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALIRON AND COPPER OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSINTERED 16,FSCM 70417 MFR REF SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER2.7485 INCHES MINIMUM AND 2.7515 INCHES MAXIMUM IN
OVERALL LENGTH1.9531 INCHES MINIMUM AND 1.9844 INCHES MAXIMUM IN
BODY INSIDE DIAMETER2.2565 INCHES MINIMUM AND 2.2595 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
336P1101AInterchangeable
interchangeable cross-reference
interchangeable
0109-6510Interchangeable
interchangeable cross-reference
interchangeable
133-12-1Interchangeable
interchangeable cross-reference
interchangeable
50860 (IT 208-6)Interchangeable
interchangeable cross-reference
interchangeable
1K6678Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-33121?
1-33121 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1-33121?
There are 5 known substitutes for 1-33121: 336P1101A, 0109-6510, 133-12-1 and 2 more. Substitute compatibility should be verified for your specific system.
Is 1-33121 still available?
1-33121 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