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300903 — BASE,CIRCUIT BREAKER

✓ Government record, cited
Sharp · MRO · MRO_GENERAL
PRODUCT OVERVIEW

300903: BASE,CIRCUIT BREAKER.

The BASE,CIRCUIT BREAKER is a Sharp industrial component. Key specifications include material: FIBER, body_style: STRAIGHT SHAPE, INTERNAL COUPLING, shell_type: SOLID, assembly_form: SET-UP, overall_width: 9.250 INCHES NOMINAL IN, terminal_type: CRIMP SINGLE MATING END SINGLE CONTACT GROUPING. This part is cataloged in the U.S.

Government catalog under NSN 8140-00-039-0606, 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→ 300903
NSN: 8140-00-039-0606
NIINs: 000390606, 011984535, 012220059, 014111856
FSC: 8140 — Ammunition and Nuclear Ordnance Boxes, Packages and Special Containers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialFIBER
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING
shell_typeSOLID
assembly_formSET-UP
overall_width9.250 INCHES NOMINAL IN
terminal_typeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
closure_methodHINGED COVER
overall_height0.156 INCHES NOMINAL IN
overall_length0.934 INCHES NOMINAL IN
shell_materialCOPPER ALLOY
assembly_methodWELDED
insert_materialPLASTIC SINGLE MATING END
NSN8140-00-039-0606
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Sharp BASE,CIRCUIT BREAKER TITLE COMPONENT PN 300903 MFR Sharp BASE,CIRCUIT BREAKER
KEY FEATURES
•
HUMIDITY CONTROL DESIGN FEATURE: NO
•
CONTAINER LOAD HAZARD DESIGNATION: NOT RATED
•
ASSEMBLY METHOD: WELDED
•
HANDLING FACILITY TYPE: FIXED EXTERNAL HANDLES
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT12.790 INCHES NOMINAL IN
HUMIDITY CONTROL DESIGN FEATURENO
OVERALL LENGTH18.240 INCHES NOMINAL IN
OVERALL WIDTH9.250 INCHES NOMINAL IN
CONTAINER LOAD HAZARD DESIGNATIONNOT RATED
ASSEMBLY METHODWELDED
SPECIAL FEATURESUSED FOR AMMUNITION,20MM.BOX MODEL NUMBER MK1 MOD 0 MM
HANDLING FACILITY TYPEFIXED EXTERNAL HANDLES
STACKING FEATURENO
ASSEMBLY FORMSET-UP
SUBSTITUTES & CROSS-REFERENCES 1
LD90744Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 300903?
300903 is a BASE,CIRCUIT BREAKER manufactured by Sharp. It is classified as a MRO (MRO_GENERAL).
What parts can replace 300903?
There is 1 known substitute for 300903: LD90744. Substitute compatibility should be verified for your specific system.
What is the NSN for 300903?
300903 is cataloged in the U.S. Government catalog under NSN 8140-00-039-0606. This indicates validated use in U.S. government and defense supply chains.
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