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H-5445 — RESISTOR,FIXED,COMPOSITION

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

H-5445: RESISTOR,FIXED,COMPOSITION.

The RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, cup_width: 0.6875 INCHES NOMINAL IN, cone_width: 0.8480 INCHES NOMINAL IN, body_length: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, bore_diameter: 0.7500 INCHES NOMINAL IN, overall_width: 0.9063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-155-7458, 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
H-5445
NSN: 3110-00-155-7458
NIINs: 001557458, 013231667
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 55509 — COOPER CAMERON CORP AJAX-SUPERIOR DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.6875 INCHES NOMINAL IN
cone_width0.8480 INCHES NOMINAL IN
body_length0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
bore_diameter0.7500 INCHES NOMINAL IN
overall_width0.9063 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
standout_width0.2188 INCHES NOMINAL IN
mounting_methodTERMINAL SINGLE GROUP
overall_diameter0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
features_providedTINNED WIRE LEADS
NSN3110-00-155-7458
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: H-5445 · 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
•
CUP WIDTH: 0.6875 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE CUP
•
OVERALL OUTSIDE DIAMETER: 1.9380 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0600 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
CUP WIDTH0.6875 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE CUP
OVERALL WIDTH0.9063 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.9380 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1400 INCHES NOMINAL IN
CONE CORNER RADIUS0.0600 INCHES NOMINAL IN
STANDOUT WIDTH0.2188 INCHES NOMINAL IN
CONE WIDTH0.8480 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 8
ATU15Reference document
Same NSN cross-reference
Reference document — Secondary reference
13840VReference document
Same NSN cross-reference
Reference document — Secondary reference
ML15Reference document
Same NSN cross-reference
Reference document — Secondary reference
348641Reference document
Same NSN cross-reference
Reference document — Secondary reference
4-271903Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-187Reference document
Same NSN cross-reference
Reference document — Identification 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 H-5445?
H-5445 is a RESISTOR,FIXED,COMPOSITION.
What parts can replace H-5445?
There are 8 known substitutes for H-5445: ATU15, 13840V, ML15 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H-5445?
H-5445 is cataloged in the U.S. Government catalog under NSN 3110-00-155-7458. This indicates validated use in U.S. government and defense supply chains.
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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.