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51172-M — 51172-M

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

51172-M: 51172-M.

The 51172-M is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-453-6173, 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
51172-M
NSN: 4820-01-453-6173
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
Part Number51172-M
NSN4820-01-453-6173
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 51172-M · 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
•
STYLE DESIGNATOR: FAUCET
•
BODY INSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.375 INCHES NOMINAL IN
STYLE DESIGNATORFAUCET
BODY INSIDE DIAMETER0.875 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING BODY
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 51172-M?
51172-M is a 51172-M.
What is the NSN for 51172-M?
51172-M is cataloged in the U.S. Government catalog under NSN 4820-01-453-6173. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.