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Technical Data Sheet
PartsTable / MRO / 25600-1
25600-1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include overall_height: 13.160 INCHES NOMINAL IN, overall_length: 9.390 INCHES NOMINAL IN, style_designator: PUSH BUTTON, dc_voltage_rating: 48.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT, incoming_call_signal_device: RINGER, outgoing_call_signal_device: CRADLE SWITCH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-236-3149, 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
MRO→ MRO_GENERAL→ 25600-1
NSN: 4820-01-236-3149
FSC: 4820
CAGE: 5RQL2 — DRS ENVIRONMENTAL SYSTEMS INC (USA)
SPECIFICATIONS
overall_height13.160 INCHES NOMINAL IN
overall_length9.390 INCHES NOMINAL IN
style_designatorPUSH BUTTON
dc_voltage_rating48.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
incoming_call_signal_deviceRINGER
outgoing_call_signal_deviceCRADLE SWITCH
part_name_assigned_by_controlling_agencyINDUSTRIAL TELEPHONE WITH KEYPAD
NSN4820-01-236-3149
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 25600-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
25600-1Interchangeable
interchangeable cross-reference
interchangeable
25600Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25600-1?
25600-1 is a RESISTOR,FIXED,COMPOSITION. It is classified as a MRO (MRO_GENERAL).
What parts can replace 25600-1?
There are 2 known substitutes for 25600-1: 25600-1, 25600. Substitute compatibility should be verified for your specific system.
What is the NSN for 25600-1?
25600-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-236-3149. 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