PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 694-00
694-00 ✓ Verified by PartsTable
Trevi · 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

- Ergonomic stereo eraphones.<br>- Mini microphone on cable with response button.<br>- Compatible with smartphones.<br>- Low noise.<br>- PC cable adaptor.<br>- Travel bag included.<br>- Light and confortable. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-073-0510, 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
694-00
NSN: 4820-00-073-0510
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialPAPER OVERALL
outside_diameter1.500 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.260 INCHES NOMINAL IN
cross-sectional_thickness0.060 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-G-12803 F11000-9 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-073-0510
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 694-00 · Trevi ⚠ 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
UNDER FLANGE HEIGHT: 0.625 INCHES NOMINAL IN
•
THREAD LENGTH: 0.625 INCHES NOMINAL SINGLE THREADED PORTION IN
•
SEATING SURFACE SHAPE: FLAT
•
BODY INSIDE DIAMETER: 2.998 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 16 SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL IN
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION A
UNDER FLANGE HEIGHT0.625 INCHES NOMINAL IN
THREAD LENGTH0.625 INCHES NOMINAL SINGLE THREADED PORTION IN
SEATING SURFACE SHAPEFLAT
BODY INSIDE DIAMETER2.998 INCHES NOMINAL IN
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
SEAL ACCOMMODATION TYPEGROOVED
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
G434663-1Interchangeable
interchangeable cross-reference
interchangeable
M-3077Interchangeable
interchangeable cross-reference
interchangeable
483660-1Interchangeable
interchangeable cross-reference
interchangeable
2959Interchangeable
interchangeable cross-reference
interchangeable
8N9TJPInterchangeable
interchangeable cross-reference
interchangeable
694Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 694-00?
694-00 is a SEAT,VALVE manufactured by Trevi.
What parts can replace 694-00?
There are 18 known substitutes for 694-00: G434663-1, M-3077, 483660-1 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 694-00?
694-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-073-0510. 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