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PartsTable / COMPONENT / 51788
51788 ✓ Verified by PartsTable
UNYKAch · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 51788 120mm fan is a product oriented to the industrial sector, with great features that make it possible to get the best performance due to its power and high quality.<br>The blades are designed for optimum performance offering greater air circulation protecting the most sensitive components. Its components have gone through the most demanding tests, which guarantees a useful life of up to 30000 hours This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6675-00-222-2505, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
51788
NSN: 6675-00-222-2505
FSC: 6675
CAGE: 74067 — KEUFFEL AND ESSER CO (USA)
SPECIFICATIONS
materialSTEEL UNS K08500 OVERALL
end_styleSPRING END,SQUARED BOTH ENDS
coil_quantity24
inside_diameter0.312 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length2.500 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.394 INCHES NOMINAL IN
material_document_and_classificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN6675-00-222-2505
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: UNYKAch ARM,STOP,LANDING GE TITLE COMPONENT PN 51788 MFR UNYKAch ARM,STOP,LANDING GE
KEY FEATURES
•
HEAD STYLE: TRIPOD HEAD
•
ACCESSORY COMPONENTS AND QUANTITY: 1 CAP,PROTECTIVE
•
DEPARTURE FROM CITED DOCUMENT: GG-T-621,PARAGRAPH 3.17.1,AMERICAN TYPE
•
SECTION QUANTITY PER LEG: 2
•
LEG TYPE: EXTENSION
•
LEG LENGTH: 36.000 INCHES MINIMUM AND 58.000 INCHES MAXIMUM IN
•
HEAD THREAD SIZE: 3-1/2-8
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLETRIPOD HEAD
ACCESSORY COMPONENTS AND QUANTITY1 CAP,PROTECTIVE
DEPARTURE FROM CITED DOCUMENTGG-T-621,PARAGRAPH 3.17.1,AMERICAN TYPE
SECTION QUANTITY PER LEG2
LEG TYPEEXTENSION
LEG LENGTH36.000 INCHES MINIMUM AND 58.000 INCHES MAXIMUM IN
HEAD THREAD SIZE3-1/2-8
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
780005Interchangeable
interchangeable cross-reference
interchangeable
M0DELN030Interchangeable
interchangeable cross-reference
interchangeable
GGT621Interchangeable
interchangeable cross-reference
interchangeable
WEB3529AInterchangeable
interchangeable cross-reference
interchangeable
1883611Interchangeable
interchangeable cross-reference
interchangeable
6014AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51788?
51788 is a ARM,STOP,LANDING GE manufactured by UNYKAch.
What parts can replace 51788?
There are 17 known substitutes for 51788: 780005, M0DELN030, GGT621 and 14 more. Substitute compatibility should be verified for your specific system.
Is 51788 still available?
51788 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