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F400F3640 — INSULATION SLEEVING,ELECTRICAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

F400F3640: INSULATION SLEEVING,ELECTRICAL.

The INSULATION SLEEVING,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2B SECOND END, connection_style: PLAIN (PIPE) FIRST END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END, disk_loading_method: WEIGHT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-109-3507, 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
F400F3640
NSN: 4820-00-109-3507
FSC: 4820 — Valves, Nonpowered
CAGE: 14351 — TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2B SECOND END
connection_stylePLAIN (PIPE) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
disk_loading_methodWEIGHT
flow_control_deviceDISK
nominal_thread_size0.500 INCHES SECOND END IN
valve_operation_methodAUTOMATIC
thread_series_designatorUNF SECOND END
NSN4820-00-109-3507
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: F400F3640 · 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
•
FLOW CONTROL DEVICE: DISK
•
CONNECTION STYLE: PLAIN (PIPE) FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND SECOND END
•
NOMINAL THREAD SIZE: 0.500 INCHES SECOND END IN
•
DISK LOADING METHOD: WEIGHT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN (PIPE) FIRST END
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.500 INCHES SECOND END IN
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
DISK LOADING METHODWEIGHT
THREAD CLASS2B SECOND END
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
97568Reference document
Same NSN cross-reference
Reference document — Secondary reference
186366Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CTF400F3640Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 F400F3640?
F400F3640 is a INSULATION SLEEVING,ELECTRICAL.
What parts can replace F400F3640?
There are 3 known substitutes for F400F3640: 97568, 186366, CTF400F3640. Substitute compatibility should be verified for your specific system.
What is the NSN for F400F3640?
F400F3640 is cataloged in the U.S. Government catalog under NSN 4820-00-109-3507. 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.