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6636-008-069 — SWITCH,LOCK,IGNITION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6636-008-069: SWITCH,LOCK,IGNITION.

The SWITCH,LOCK,IGNITION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 1.093 INCHES NOMINAL IN, shank_diameter: 1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN, flange_diameter: 1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN, style_designator: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-458-3659, 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
6636-008-069
NSN: 4820-01-458-3659
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height1.093 INCHES NOMINAL IN
shank_diameter1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
flange_diameter1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
style_designatorPOPPET
NSN4820-01-458-3659
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6636-008-069 · 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
•
SHANK DIAMETER: 1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
•
FLANGE DIAMETER: 1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: POPPET
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SHANK DIAMETER1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
FLANGE DIAMETER1.670 INCHES MINIMUM AND 1.675 INCHES MAXIMUM IN
OVERALL HEIGHT1.093 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 3
64903-1 1.50INReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
64903-1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
64903-1 1.50IN. PC 3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 6636-008-069?
6636-008-069 is a SWITCH,LOCK,IGNITION.
What parts can replace 6636-008-069?
There are 3 known substitutes for 6636-008-069: 64903-1 1.50IN, 64903-1, 64903-1 1.50IN. PC 3. Substitute compatibility should be verified for your specific system.
What is the NSN for 6636-008-069?
6636-008-069 is cataloged in the U.S. Government catalog under NSN 4820-01-458-3659. 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.