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PartsTable / COMPONENT / 40820-2 PC NO 25
40820-2 PC NO 25 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include color: BLACK, material: BRONZE BODY, duty_type: CONTINUOUS, body_style: STRAIGHT THRU, storage_type: GENERAL PURPOSE WAREHOUSE, cubic_measure: 21.875 CUBIC INCHES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-694-2556, 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
40820-2 PC NO 25
NSN: 4820-01-694-2556
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
colorBLACK
materialBRONZE BODY
duty_typeCONTINUOUS
body_styleSTRAIGHT THRU
storage_typeGENERAL PURPOSE WAREHOUSE
coil_quantity1
cubic_measure21.875 CUBIC INCHES
overall_width2.500 INCHES NOMINAL IN
physical_formLIQUID
overall_height2.500 INCHES NOMINAL IN
overall_length3.500 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
NSN4820-01-694-2556
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40820-2 PC NO 25 · 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 19
Z00.N7733212215Interchangeable
interchangeable cross-reference
interchangeable
70-907Interchangeable
interchangeable cross-reference
interchangeable
100R2TYPEAT1Interchangeable
interchangeable cross-reference
interchangeable
709-03Interchangeable
interchangeable cross-reference
interchangeable
79Z3310Interchangeable
interchangeable cross-reference
interchangeable
198453Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40820-2 PC NO 25?
40820-2 PC NO 25 is a SEAT,VALVE.
What parts can replace 40820-2 PC NO 25?
There are 19 known substitutes for 40820-2 PC NO 25: Z00.N7733212215, 70-907, 100R2TYPEAT1 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40820-2 PC NO 25?
40820-2 PC NO 25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-694-2556. 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