PartsTable
Technical Data Sheet
PartsTable / MRO / 26827
26827 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include color: SILVER, shape: RECTANGULAR, material: ALUMINUM, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.219 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-441-8428, 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
MRO→ MRO_GENERAL→ 26827
NSN: 5306-00-441-8428
FSC: 5306
CAGE: 31435 — LUCAS AEROSPACE POWER EQUIPMENT CORPORATION (USA)
SPECIFICATIONS
colorSILVER
shapeRECTANGULAR
materialALUMINUM
hole_typeDRILLED
head_styleHEXAGON
head_height0.219 INCHES NOMINAL IN
inside_depth18.0 INCHES NOMINAL IN
reset_methodAUTOMATIC
storage_typeGENERAL PURPOSE WAREHOUSE
thread_class2A A
hole_quantity6
pole_quantity1
NSN5306-00-441-8428
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 26827 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL COMP 2330 OVERALL
•
HOLE TYPE: DRILLED
•
WIDTH BETWEEN FLATS: 0.438 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 28
•
HOLE CONFIGURATION STYLE: HEXAGON FLATS
•
SURFACE TREATMENT: CADMIUM OVERALL
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 2.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 2330 OVERALL
HOLE TYPEDRILLED
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH28
HOLE CONFIGURATION STYLEHEXAGON FLATS
SURFACE TREATMENTCADMIUM OVERALL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.625 INCHES NOMINAL IN
THREAD LENGTH0.750 INCHES MINIMUM IN
FASTENER LENGTH3.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
SKA21Interchangeable
interchangeable cross-reference
interchangeable
26827Interchangeable
interchangeable cross-reference
interchangeable
122-1Interchangeable
interchangeable cross-reference
interchangeable
10453Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26827?
26827 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 26827?
There are 4 known substitutes for 26827: SKA21, 26827, 122-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 26827?
26827 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-441-8428. 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: July 2026