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121599H01 — GUARD,SWITCH

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

121599H01: GUARD,SWITCH.

The GUARD,SWITCH is a the manufacturer industrial component. Key specifications include material: ALUMINUM, base_width: 0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN, base_length: 1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN, overall_height: 1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), unthreaded_mounting_hole_diameter: 0.433 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-330-7873, 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→ 121599H01
NSN: 5930-01-330-7873
FSC: 5930 — Switches
CAGE: 61742 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM
base_width0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
base_length1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
overall_height1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
unthreaded_mounting_hole_diameter0.433 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
NSN5930-01-330-7873
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUARD,SWITCH TITLE COMPONENT PN 121599H01 MFR GUARD,SWITCH
KEY FEATURES
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.433 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
•
BASE WIDTH: 0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
•
BASE LENGTH: 1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
•
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
MOUNTING METHODUNTHREADED HOLE(S)
UNTHREADED MOUNTING HOLE DIAMETER0.433 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
BASE WIDTH0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
BASE LENGTH1.110 INCHES MINIMUM AND 1.130 INCHES MAXIMUM IN
MATERIALALUMINUM
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121599H01?
121599H01 is a GUARD,SWITCH. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 121599H01?
121599H01 is cataloged in the U.S. Government catalog under NSN 5930-01-330-7873. 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.