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AA25 — RESISTOR,FIXED,WIRE WOUND,INDUCT

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

AA25: RESISTOR,FIXED,WIRE WOUND,INDUCT.

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include special_features: 17 LB. BAG LBS, active_ingredient: ALUMINA, moisture_indicator_impregnation: NOT INCLUDED.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-156-1861, 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
AA25
NSN: 3110-00-156-1861
NIINs: 001561861, 014596416, 014596417
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 05527 — GWILLIAM COMPANY, INC. DIV BALL & ROLLER BEARING DIVISION (USA)
SPECIFICATIONS
special_features17 LB. BAG LBS
active_ingredientALUMINA
moisture_indicator_impregnationNOT INCLUDED
NSN3110-00-156-1861
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AA25 · OEM ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 8
2605Reference document
Same NSN cross-reference
Reference document — Secondary reference
2905Reference document
Same NSN cross-reference
Reference document — Secondary reference
6B7267Reference document
Same NSN cross-reference
Reference document — Secondary reference
141-138Reference document
Same NSN cross-reference
Reference document — Secondary reference
123-6267494 PC62Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-A-52491-22Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AA25?
AA25 is a RESISTOR,FIXED,WIRE WOUND,INDUCT.
What parts can replace AA25?
There are 8 known substitutes for AA25: 2605, 2905, 6B7267 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA25?
AA25 is cataloged in the U.S. Government catalog under NSN 3110-00-156-1861. 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.