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PartsTable / COMPONENT / 21731M0D
21731M0D ✓ 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

GOVERNOR,PUMP,PRESSURE REGULATIN. Key specifications include reference_number_differentiating_characteristics: STRAIGHT BODY SIZE 2 IN.,CLASS CTHNS-5 IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-247-7683, 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
21731M0D
NSN: 4820-00-247-7683
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
reference_number_differentiating_characteristicsSTRAIGHT BODY SIZE 2 IN.,CLASS CTHNS-5 IN
NSN4820-00-247-7683
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21731M0D · 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 23
21948NInterchangeable
interchangeable cross-reference
interchangeable
21948N21-2INInterchangeable
interchangeable cross-reference
interchangeable
MILG18916Interchangeable
interchangeable cross-reference
interchangeable
18823NPC15Interchangeable
interchangeable cross-reference
interchangeable
N43445Interchangeable
interchangeable cross-reference
interchangeable
18823NREVAPC15Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21731M0D?
21731M0D is a GOVERNOR,PUMP,PRESSURE REGULATIN.
What parts can replace 21731M0D?
There are 23 known substitutes for 21731M0D: 21948N, 21948N21-2IN, MILG18916 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21731M0D?
21731M0D is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-247-7683. 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