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Technical Data Sheet
PartsTable / COMPONENT / 7M640
7M640 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, style_designator: STRAIGHT THRU, mounting_facility: BRACKET(S), surface_treatment: ANODIZE, operating_pressure: 120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: AUTOMATIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-313-8637, 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
7M640
NSN: 4820-01-313-8637
FSC: 4820
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY BODY
style_designatorSTRAIGHT THRU
mounting_facilityBRACKET(S)
surface_treatmentANODIZE
operating_pressure120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodAUTOMATIC
media_for_which_designedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
opening_pressure_setting0.25 POUNDS PER SQUARE INCH LBS
NSN4820-01-313-8637
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7M640 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: ALUMINUM ALLOY BODY
•
OPENING PRESSURE SETTING: 0.25 POUNDS PER SQUARE INCH LBS
•
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
•
OPERATING PRESSURE: 120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
VALVE OPERATION METHOD: AUTOMATIC
•
MOUNTING FACILITY: BRACKET(S)
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY BODY
OPENING PRESSURE SETTING0.25 POUNDS PER SQUARE INCH LBS
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
OPERATING PRESSURE120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE OPERATION METHODAUTOMATIC
MOUNTING FACILITYBRACKET(S)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
6280-1Interchangeable
interchangeable cross-reference
interchangeable
5339-090581-10Interchangeable
interchangeable cross-reference
interchangeable
277356Interchangeable
interchangeable cross-reference
interchangeable
G58487Interchangeable
interchangeable cross-reference
interchangeable
40107 PIECE 17Interchangeable
interchangeable cross-reference
interchangeable
40107Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7M640?
7M640 is a RELAY,ELECTROMAGNETIC.
What parts can replace 7M640?
There are 6 known substitutes for 7M640: 6280-1, 5339-090581-10, 277356 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7M640?
7M640 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-313-8637. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026