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1001801 — PANEL,INDICATING,LIGHT TRANSMITT

✓ Government record, cited
3M · GATE VALVE
PRODUCT OVERVIEW

1001801: PANEL,INDICATING,LIGHT TRANSMITT.

PANEL,INDICATING,LIGHT TRANSMITT. Key specifications include material: PLASTIC ACRYLIC PANEL, indicator_type: LIGHT LOCATION NOT OTHERWISE SPECIFIED, overall_height: 4.810 INCHES NOMINAL IN, overall_length: 1.500 INCHES NOMINAL IN, special_features: ANVIS COMPATIBLE, special_markings: TAKE OFF; LANDING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-080-0591, 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
1001801
NSN: 4820-01-080-0591
NIINs: 010800591, 012568373, 013854362, 014157637, 014368866, 014531048
FSC: 4820 — Valves, Nonpowered
CAGE: 00365 — TLD ACE CORP DIV TLD ACE (USA)
SPECIFICATIONS
materialPLASTIC ACRYLIC PANEL
indicator_typeLIGHT LOCATION NOT OTHERWISE SPECIFIED
overall_height4.810 INCHES NOMINAL IN
overall_length1.500 INCHES NOMINAL IN
special_featuresANVIS COMPATIBLE
special_markingsTAKE OFF; LANDING
ac_voltage_rating5.0 VOLTS NOMINAL
end_item_identificationWOODWARD GOVERNOR CO. ACTUATOR GOVERNOR MODEL 3161-EGB W/MTR
material_document_and_classificationMIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE PANEL
part_name_assigned_by_controlling_agencyARM AMPUTATION, ADULT-TRAUMATIC
NSN4820-01-080-0591
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1001801 · 3M ⚠ 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
•
FLOW CONTROL DEVICE: DISK
•
STYLE DESIGNATOR: STRAIGHT THRU
•
FACE TO FACE DISTANCE: 5.250 INCHES IN
•
FIRST CONNECTION FACE TO CENTERLINE DISTANCE: 3.812 INCHES IN
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORSTRAIGHT THRU
FACE TO FACE DISTANCE5.250 INCHES IN
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.812 INCHES IN
MATERIALCOPPER ALLOY BODY
SUBSTITUTES & CROSS-REFERENCES 2
T-413-Y2Reference document
Same NSN cross-reference
Reference document — Secondary reference
T-413-W2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 1001801?
1001801 is a PANEL,INDICATING,LIGHT TRANSMITT manufactured by 3M.
What parts can replace 1001801?
There are 2 known substitutes for 1001801: T-413-Y2, T-413-W2. Substitute compatibility should be verified for your specific system.
What is the NSN for 1001801?
1001801 is cataloged in the U.S. Government catalog under NSN 4820-01-080-0591. 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.