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510946-3 — GUARD,FAN

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

510946-3: GUARD,FAN.

The GUARD,FAN is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include style_designator: OFFSET BEND TYPE, fsc_application_data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT, end_item_identification: RADAR SET AN/SPS-55. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-489-6257, 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
510946-3
NSN: 4810-00-489-6257
NIINs: 004896257, 007352821
FSC: 4810 — Valves, Powered
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
style_designatorOFFSET BEND TYPE
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
end_item_identificationRADAR SET AN/SPS-55
NSN4810-00-489-6257
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 510946-3 · 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
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
SUBSTITUTES & CROSS-REFERENCES 1
510946Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 510946-3?
510946-3 is a GUARD,FAN.
What parts can replace 510946-3?
There is 1 known substitute for 510946-3: 510946. Substitute compatibility should be verified for your specific system.
What is the NSN for 510946-3?
510946-3 is cataloged in the U.S. Government catalog under NSN 4810-00-489-6257. 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.