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4N301.402 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4N301.402: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include body_material: ZINC ALLOY, special_features: ONE-WAY TRIP OVERATED, valve_operation_method: AIR, part_name_assigned_by_controlling_agency: PILOT VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-548-0141, 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
4N301.402
NSN: 4820-01-548-0141
FSC: 4820 — Valves, Nonpowered
CAGE: 18925 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV PNEUMATIC DIVISION (USA)
SPECIFICATIONS
body_materialZINC ALLOY
special_featuresONE-WAY TRIP OVERATED
valve_operation_methodAIR
part_name_assigned_by_controlling_agencyPILOT VALVE
NSN4820-01-548-0141
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4N301.402 · OEM ⚠ 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
•
BODY MATERIAL: ZINC ALLOY
•
VALVE OPERATION METHOD: AIR
TECHNICAL CHARACTERISTICS
BODY MATERIALZINC ALLOY
SPECIAL FEATURESONE-WAY TRIP OVERATED
PART NAME ASSIGNED BY CONTROLLING AGENCYPILOT VALVE
VALVE OPERATION METHODAIR
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4N301.402?
4N301.402 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What is the NSN for 4N301.402?
4N301.402 is cataloged in the U.S. Government catalog under NSN 4820-01-548-0141. 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.