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D121N — SWITCH,BOX

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

D121N: SWITCH,BOX.

The SWITCH,BOX is a the manufacturer industrial component. Key specifications include body_style: WITH SIDE OPERATOR, body_width: 5.125 INCHES NOMINAL IN, body_height: 4.000 INCHES NOMINAL IN, body_length: 7.750 INCHES NOMINAL IN, terminal_type_and_quantity: 4 TAB, SOLDER LUG, nonpile-up_contact_arrangement: 2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-879-7916, 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
D121N
NSN: 5930-00-879-7916
FSC: 5930 — Switches
CAGE: 14280 — SCHNEIDER ELECTRIC USA, INC. DBA SCHNEIDER ELECTRIC (USA)
SPECIFICATIONS
body_styleWITH SIDE OPERATOR
body_width5.125 INCHES NOMINAL IN
body_height4.000 INCHES NOMINAL IN
body_length7.750 INCHES NOMINAL IN
terminal_type_and_quantity4 TAB, SOLDER LUG
nonpile-up_contact_arrangement2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
maximum_voltage_rating_in_volts180.0 AC
contact_load_current_rating_at_maximum_rated_voltage30.000 AMPERES RESISTIVE AC
electrical_power_rating_at_maximum_ac_voltage_rating2.0 HORSEPOWER
NSN5930-00-879-7916
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,BOX TITLE COMPONENT PN D121N MFR SWITCH,BOX
KEY FEATURES
•
BODY STYLE: WITH SIDE OPERATOR
•
ELECTRICAL POWER RATING AT MAXIMUM AC VOLTAGE RATING: 2.0 HORSEPOWER
•
BODY WIDTH: 5.125 INCHES NOMINAL IN
•
BODY HEIGHT: 4.000 INCHES NOMINAL IN
•
BODY LENGTH: 7.750 INCHES NOMINAL IN
•
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
•
MAXIMUM VOLTAGE RATING IN VOLTS: 180.0 AC
•
TERMINAL TYPE AND QUANTITY: 4 TAB, SOLDER LUG
TECHNICAL CHARACTERISTICS
BODY STYLEWITH SIDE OPERATOR
ELECTRICAL POWER RATING AT MAXIMUM AC VOLTAGE RATING2.0 HORSEPOWER
BODY WIDTH5.125 INCHES NOMINAL IN
BODY HEIGHT4.000 INCHES NOMINAL IN
BODY LENGTH7.750 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
MAXIMUM VOLTAGE RATING IN VOLTS180.0 AC
TERMINAL TYPE AND QUANTITY4 TAB, SOLDER LUG
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE30.000 AMPERES RESISTIVE AC
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D121N?
D121N is a SWITCH,BOX.
What is the NSN for D121N?
D121N is cataloged in the U.S. Government catalog under NSN 5930-00-879-7916. 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.