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Technical Data Sheet
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49120 — FAN,CENTRIFUGAL

✓ Government record, cited
Verbatim · GATE VALVE
PRODUCT OVERVIEW

49120: FAN,CENTRIFUGAL.

- Soft pliable headband provides a comfortable fit 'n' feel - Over-ear cushioned earphones block out surrounding noise - adjustable Omni-directional microphone - Clear high frequency and full bass sound This part is cataloged in the U.S. Government catalog under NSN 4820-00-075-0373, 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
49120
NSN: 4820-00-075-0373
NIINs: 000750373, 015594059, 016519191
FSC: 4820 — Valves, Nonpowered
CAGE: C7220 — LINETA ENGINEERING UND HANDELSGESELL-SCHAFT MBH (DEU)
SPECIFICATIONS
end_item_identificationMK48 MOD0 LIGHTWGHT MACHINE GUN
NSN4820-00-075-0373
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 49120 · Verbatim ⚠ 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
KEY FEATURES
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THREAD LENGTH: 0.281 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: PLAIN THREADED
•
BODY INSIDE DIAMETER: 0.188 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.180 INCHES SINGLE THREADED PORTION IN
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THREAD CLASS: 2A SINGLE THREADED PORTION A
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THREAD QUANTITY PER INCH: 14 SINGLE THREADED PORTION
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MATERIAL: STEEL CORROSION RESISTING OVERALL
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.094 INCHES NOMINAL IN
THREAD LENGTH0.281 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORPLAIN THREADED
BODY INSIDE DIAMETER0.188 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.180 INCHES SINGLE THREADED PORTION IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 1
49120-0057Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 49120?
49120 is a FAN,CENTRIFUGAL manufactured by Verbatim.
What parts can replace 49120?
There is 1 known substitute for 49120: 49120-0057. Substitute compatibility should be verified for your specific system.
What is the NSN for 49120?
49120 is cataloged in the U.S. Government catalog under NSN 4820-00-075-0373. 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.