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3173923 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3173923: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 45.0 DEGREES NOMINAL, overall_height: 3.530 INCHES NOMINAL IN, shank_diameter: 0.312 INCHES NOMINAL IN, inside_diameter: 0.156 INCHES NOMINAL IN, outside_diameter: 1.200 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-357-8811, 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
3173923
NSN: 4820-01-357-8811
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle45.0 DEGREES NOMINAL
overall_height3.530 INCHES NOMINAL IN
shank_diameter0.312 INCHES NOMINAL IN
inside_diameter0.156 INCHES NOMINAL IN
outside_diameter1.200 INCHES NOMINAL IN
style_designatorPOPPET
media_for_which_designedLIQUID
flange_seat_to_disk_end_height3.180 INCHES NOMINAL IN
NSN4820-01-357-8811
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3173923 · 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
•
SHANK DIAMETER: 0.312 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 3.180 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.200 INCHES NOMINAL IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 0.156 INCHES NOMINAL IN
•
MEDIA FOR WHICH DESIGNED: LIQUID
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.312 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT3.180 INCHES NOMINAL IN
OVERALL HEIGHT3.530 INCHES NOMINAL IN
OUTSIDE DIAMETER1.200 INCHES NOMINAL IN
STYLE DESIGNATORPOPPET
SEAT ANGLE45.0 DEGREES NOMINAL
INSIDE DIAMETER0.156 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDLIQUID
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3173923?
3173923 is a DISK,VALVE.
What is the NSN for 3173923?
3173923 is cataloged in the U.S. Government catalog under NSN 4820-01-357-8811. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.