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A1313 — RESISTOR,VARIABLE,WIRE WOUND,NON

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

A1313: RESISTOR,VARIABLE,WIRE WOUND,NON.

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include material: PLASTIC BODY, overall_height: 0.688 INCHES NOMINAL IN, overall_diameter: 1.125 INCHES NOMINAL IN, test_item_connection_method: INTEGRAL CONNECTOR. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-3502, 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→ A1313
NSN: 3110-00-156-3502
NIINs: 001563502, 001563508, 002487078, 006841189, 013658089
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 83590 — SMITH METER INC PARTS OPN (USA)
SPECIFICATIONS
materialPLASTIC BODY
overall_height0.688 INCHES NOMINAL IN
overall_diameter1.125 INCHES NOMINAL IN
test_item_connection_methodINTEGRAL CONNECTOR
NSN3110-00-156-3502
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A1313 · 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
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.4720 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.4720 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER40.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
NONDEFINITIVE SPEC/STD DATA117 TYPE AND 2 CLASS
SUBSTITUTES & CROSS-REFERENCES 9
88503Reference document
Same NSN cross-reference
Reference document — Secondary reference
X1499Reference document
Same NSN cross-reference
Reference document — Secondary reference
203LL2Reference document
Same NSN cross-reference
Reference document — Secondary reference
18268Reference document
Same NSN cross-reference
Reference document — Secondary reference
HM14912BReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MP124Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 A1313?
A1313 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace A1313?
There are 9 known substitutes for A1313: 88503, X1499, 203LL2 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1313?
A1313 is cataloged in the U.S. Government catalog under NSN 3110-00-156-3502. This indicates validated use in U.S. government and defense supply chains.
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