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Technical Data Sheet
PartsTable / COMPONENT / 3679-1
3679-1 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL, ring_style: INTERNAL, shell_type: SOLID, body_length: 2.175 INCHES NOMINAL IN, thread_class: 2B, usage_design: INTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-625-6731, 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
3679-1
NSN: 4820-00-625-6731
FSC: 4820
CAGE: 05463 — WHEELABRATOR-FRYE INC BALCRANK PRODUCTS (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
ring_styleINTERNAL
shell_typeSOLID
body_length2.175 INCHES NOMINAL IN
thread_class2B
usage_designINTERNAL
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
terminal_typeSOLDER WELL SINGLE MATING END ALL CONTACT GROUPINGS
turn_quantity2400 SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_length2.875 INCHES MAXIMUM IN
NSN4820-00-625-6731
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3679-1 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL;CADMIUM PLATED;OCKWELL C35-C40;1.969 IN. O/A LG;0.310 IN. DIA;0.189 IN. DIA BOTH ENDS;W/45 DEG CHAMFER ON BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL;CADMIUM PLATED;OCKWELL C35-C40;1.969 IN. O/A LG;0.310 IN. DIA;0.189 IN. DIA BOTH ENDS;W/45 DEG CHAMFER ON BOTH ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
SAE-AS50151Interchangeable
interchangeable cross-reference
interchangeable
FW06-18-1PInterchangeable
interchangeable cross-reference
interchangeable
MIL-C-5015Interchangeable
interchangeable cross-reference
interchangeable
38313Interchangeable
interchangeable cross-reference
interchangeable
36791Interchangeable
interchangeable cross-reference
interchangeable
MS 16625-1068Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3679-1?
3679-1 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 3679-1?
There are 8 known substitutes for 3679-1: SAE-AS50151, FW06-18-1P, MIL-C-5015 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3679-1?
3679-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-625-6731. 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