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12580 — RESISTOR,VARIABLE,WIRE WOUND,NON

✓ Government record, cited
Melissa & Doug · MRO · MRO_GENERAL
PRODUCT OVERVIEW

12580: RESISTOR,VARIABLE,WIRE WOUND,NON.

Metered surge protected rPDUs deliver reliable power to critical IT equipment within a rack or cabinet and comes equipped with built-in surge protection and a local power meter displaying real-time power metrics. This part is cataloged in the U.S. Government catalog under NSN 3110-00-100-3135, 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→ 12580
NSN: 3110-00-100-3135
NIINs: 001003135, 010974636, 010981559, 011979371, 013277819, 013529169, 015072430, 015751230, 016323457
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 55700 — WINSMITH DIV UMC INDUSTRIES INC (USA)
SPECIFICATIONS
materialALUMINUM AND WOOD
body_styleCYLINDRICAL BUSHING MOUNTED
cone_width0.7813 INCHES NOMINAL IN
seal_width0.157 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN
body_length0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
temp_rating-70.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
bearing_typeSLEEVE SHAFT
constructionSOLID
shaft_length0.781 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
actuator_typeSINGLE SHAFT
body_diameter0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
NSN3110-00-100-3135
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12580 · Melissa & Doug ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.0625 INCHES NOMINAL IN
•
CONE WIDTH: 0.7813 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 0.8125 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.0625 INCHES NOMINAL IN
CONE WIDTH0.7813 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER0.8125 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
83920HReference document
Same NSN cross-reference
Reference document — Secondary reference
252960Reference document
Same NSN cross-reference
Reference document — Secondary reference
K12580Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-187Reference document
Same NSN cross-reference
Reference document — Secondary reference
V902-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
377277Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12580?
12580 is a RESISTOR,VARIABLE,WIRE WOUND,NON manufactured by Melissa & Doug. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12580?
There are 8 known substitutes for 12580: 83920H, 252960, K12580 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12580?
12580 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3135. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.