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Technical Data Sheet
PartsTable / COMPONENT / C3125
C3125 ✓ 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY B OVERALL, body_length: 0.360 INCHES MAXIMUM IN, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.183 INCHES NOMINAL SINGLE THREADED PORTION IN, inclosure_type: HERMETICALLY SEALED, overall_length: 25.000 FEET FT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-216-9017, 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
C3125
NSN: 4820-00-216-9017
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialNICKEL ALLOY B OVERALL
body_length0.360 INCHES MAXIMUM IN
thread_class2A SINGLE THREADED PORTION A
thread_length0.183 INCHES NOMINAL SINGLE THREADED PORTION IN
inclosure_typeHERMETICALLY SEALED
overall_length25.000 FEET FT
mounting_methodTERMINAL SINGLE GROUP
frequency_rating400.0 HERTZ MINIMUM AND 100.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
special_featuresSTRAIGHT CORD
style_designatorRECEPTACLE AND JACK
precious_materialGOLD
seat_angle_in_deg10.000 NOMINAL
NSN4820-00-216-9017
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C3125 · 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
•
SEATING SURFACE SHAPE: ANGULAR
•
THREAD SERIES DESIGNATOR: UNF SINGLE THREADED PORTION
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: NICKEL ALLOY B OVERALL
•
STYLE DESIGNATOR: THREADED FLANGED
•
BODY INSIDE DIAMETER: 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEANGULAR
THREAD SERIES DESIGNATORUNF SINGLE THREADED PORTION
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY B OVERALL
STYLE DESIGNATORTHREADED FLANGED
SPECIAL FEATURES1.000 IN. W/ACROSS FLATS ON FLANGE IN
BODY INSIDE DIAMETER0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
NOMINAL THREAD SIZE0.875 INCHES SINGLE THREADED PORTION IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
C1507HInterchangeable
interchangeable cross-reference
interchangeable
C1507Interchangeable
interchangeable cross-reference
interchangeable
MILH81324ASInterchangeable
interchangeable cross-reference
interchangeable
3680-5142-1199Interchangeable
interchangeable cross-reference
interchangeable
BNPC150-6Interchangeable
interchangeable cross-reference
interchangeable
B7485527Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C3125?
C3125 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace C3125?
There are 11 known substitutes for C3125: C1507H, C1507, MILH81324AS and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C3125?
C3125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-216-9017. 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