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EFO-X022-77.5-XX SPARE PART IT6 — Technical Data Sheet

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— · 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 RETAINER,LAMP is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, flow_type: FOUR PASSFOUR PASS, body_width: 1.000 INCHES NOMINAL IN, ring_style: EXTERNAL, body_height: 0.750 INCHES NOMINAL IN, body_length: 1.560 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 6210-01-677-9903, 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
EFO-X022-77.5-XX SPARE PART IT6
NSN: 6210-01-677-9903
FSC: 6210
CAGE: 1BD15 — ENERGY FOCUS, INC. DIV MMM (USA)
SPECIFICATIONS
materialIRON OVERALL
flow_typeFOUR PASSFOUR PASS
body_width1.000 INCHES NOMINAL IN
ring_styleEXTERNAL
body_height0.750 INCHES NOMINAL IN
body_length1.560 INCHES MAXIMUM IN
usage_designEXTERNAL
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
inductance_typeFIXED
inside_diameter0.281 INCHES NOMINAL IN
major_thickness0.025 INCHES NOMINAL IN
NSN6210-01-677-9903
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINER,LAMP TITLE COMPONENT PN EFO-X022-77.5-XX SPARE PART IT6 MFR RETAINER,LAMP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
71A0644-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
95526InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
12Z5011-54InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
R271NAA0031NN643NNAA1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
574-4903-812110REVAPC33InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S-809-1-D-9InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is EFO-X022-77.5-XX SPARE PART IT6?
EFO-X022-77.5-XX SPARE PART IT6 is a RETAINER,LAMP.
What parts can replace EFO-X022-77.5-XX SPARE PART IT6?
There are 8 known substitutes for EFO-X022-77.5-XX SPARE PART IT6: 71A0644-1, 95526, 12Z5011-54 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for EFO-X022-77.5-XX SPARE PART IT6?
EFO-X022-77.5-XX SPARE PART IT6 is cataloged in the Federal Logistics Information System under NSN 6210-01-677-9903. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026