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23004921 — SWITCH,REED

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

23004921: SWITCH,REED.

The SWITCH,REED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: RECESSED, seal_width: 0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN, outside_diameter: 1.254 INCHES NOMINAL IN, special_features: MINIMUM BREAKDOWN VOLTAGE 300VAC; REED RELAY TYPE DRY; CARRY CURRENT 1 AMP VAC, surface_treatment: PLASTIC CASE. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-193-2999, 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→ 23004921
NSN: 5330-01-193-2999
NIINs: 011932999, 013635687
FSC: 5330 — Packing and Gasket Materials
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleRECESSED
seal_width0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
outside_diameter1.254 INCHES NOMINAL IN
special_featuresMINIMUM BREAKDOWN VOLTAGE 300VAC; REED RELAY TYPE DRY; CARRY CURRENT 1 AMP VAC
surface_treatmentPLASTIC CASE
housing_bore_diameter1.250 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
contact_load_current_rating_at_maximum_rated_voltage0.500 AMPERES LAMP DC
NSN5330-01-193-2999
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 23004921 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SEAL WIDTH: 0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL
•
OUTSIDE DIAMETER: 1.254 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 1.250 INCHES NOMINAL IN
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PLASTIC CASE
•
MATERIAL: STEEL SPRING
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL
OUTSIDE DIAMETER1.254 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.250 INCHES NOMINAL IN
CASE STYLERECESSED
ACCOMMODATED SHAFT DIAMETER0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
SURFACE TREATMENTPLASTIC CASE
MATERIALSTEEL SPRING
MATERIALSTEEL CASE
MATERIALRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
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 23004921?
23004921 is a SWITCH,REED. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 23004921?
23004921 is cataloged in the U.S. Government catalog under NSN 5330-01-193-2999. 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.