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145-205-025-139-000 — Technical Data Sheet

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— · 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, stem_actuating_end_type: SQUARE, valve_size_for_which_designed: 2.500 INCHES IN, valve_type_for_which_designed: BUTTERFLY, material_document_and_classification: ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE, valve_model_number_for_which_designed: 139. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-235-3652, 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
145-205-025-139-000
NSN: 4820-01-235-3652
FSC: 4820
CAGE: 04613 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP (USA)
SPECIFICATIONS
materialNICKEL ALLOY
stem_actuating_end_typeSQUARE
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedBUTTERFLY
material_document_and_classificationASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designed139
NSN4820-01-235-3652
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 145-205-025-139-000 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BUTTERFLY
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 139
•
STEM ACTUATING END TYPE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: NICKEL ALLOY
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
VALVE MODEL NUMBER FOR WHICH DESIGNED139
STEM ACTUATING END TYPESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
9698InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10185InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FF-S-111InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
500974InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1855574InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10-303InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 145-205-025-139-000?
145-205-025-139-000 is a STEM,FLUID VALVE.
What parts can replace 145-205-025-139-000?
There are 16 known substitutes for 145-205-025-139-000: 9698, 10185, FF-S-111 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 145-205-025-139-000?
145-205-025-139-000 is cataloged in the Federal Logistics Information System under NSN 4820-01-235-3652. 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: October 2026