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412157 — MICROCIRCUIT

✓ Government record, cited
Legrand · GATE VALVE
PRODUCT OVERVIEW

412157: MICROCIRCUIT.

The MICROCIRCUIT is a Legrand industrial component. Key specifications include material: STEEL, overall_height: 0.310 INCHES NOMINAL IN, outside_diameter: 0.740 INCHES NOMINAL IN, style_designator: SOLID, end_item_identification: MODEL 1402 VACUUM PUMP, media_for_which_designed: AIR. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-350-9085, 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
412157
NSN: 4820-00-350-9085
NIINs: 003509085, 012905578
FSC: 4820 — Valves, Nonpowered
CAGE: 64484 — SARGENT-WELCH SCIENTIFIC CO (USA)
SPECIFICATIONS
materialSTEEL
overall_height0.310 INCHES NOMINAL IN
outside_diameter0.740 INCHES NOMINAL IN
style_designatorSOLID
end_item_identificationMODEL 1402 VACUUM PUMP
media_for_which_designedAIR
NSN4820-00-350-9085
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 412157 · Legrand ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 0.740 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID
•
MEDIA FOR WHICH DESIGNED: AIR
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.310 INCHES NOMINAL IN
OUTSIDE DIAMETER0.740 INCHES NOMINAL IN
STYLE DESIGNATORSOLID
MEDIA FOR WHICH DESIGNEDAIR
END ITEM IDENTIFICATIONMODEL 1402 VACUUM PUMP
MATERIALSTEEL
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 412157?
412157 is a MICROCIRCUIT manufactured by Legrand.
What is the NSN for 412157?
412157 is cataloged in the U.S. Government catalog under NSN 4820-00-350-9085. 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.