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Technical Data Sheet
PartsTable / COMPONENT / 1-300-194-03
1-300-194-03 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, overall_width: 0.7500 INCHES NOMINAL IN, outside_diameter: 3.2700 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.1250 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-906-2326, 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
1-300-194-03
NSN: 4810-00-906-2326
FSC: 4810
CAGE: 78U39 — OZARK AEROWORKS LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.7500 INCHES NOMINAL IN
outside_diameter3.2700 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
backface_corner_radius0.1250 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN4810-00-906-2326
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1-300-194-03 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
28040Interchangeable
interchangeable cross-reference
interchangeable
1-300-194-04Interchangeable
interchangeable cross-reference
interchangeable
26330053Interchangeable
interchangeable cross-reference
interchangeable
ST977Interchangeable
interchangeable cross-reference
interchangeable
AA59649-270BInterchangeable
interchangeable cross-reference
interchangeable
AA59649Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-300-194-03?
1-300-194-03 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 1-300-194-03?
There are 7 known substitutes for 1-300-194-03: 28040, 1-300-194-04, 26330053 and 4 more. Substitute compatibility should be verified for your specific system.
Is 1-300-194-03 still available?
1-300-194-03 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