PartsTable
Technical Data Sheet
Download PDF

10-03681-50 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

10-03681-50: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: RUBBER SYNTHETIC, hole_diameter: 0.750 INCHES NOMINAL IN, overall_height: 25.000 INCHES NOMINAL IN, outside_diameter: 22.000 INCHES NOMINAL IN, style_designator: SPECIAL SHAPED, bolt_hole_quantity: 24. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-033-9283, 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
10-03681-50
NSN: 4820-01-033-9283
FSC: 4820 — Valves, Nonpowered
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hole_diameter0.750 INCHES NOMINAL IN
overall_height25.000 INCHES NOMINAL IN
outside_diameter22.000 INCHES NOMINAL IN
style_designatorSPECIAL SHAPED
bolt_hole_quantity24
material_thickness0.075 INCHES NOMINAL IN
bolt_circle_diameter20.000 INCHES NOMINAL IN
taper_major_diameter18.000 INCHES NOMINAL IN
taper_minor_diameter16.000 INCHES NOMINAL IN
NSN4820-01-033-9283
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 10-03681-50 · 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
•
OUTSIDE DIAMETER: 22.000 INCHES NOMINAL IN
•
TAPER MINOR DIAMETER: 16.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPECIAL SHAPED
•
TAPER MAJOR DIAMETER: 18.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.075 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 24
•
BOLT CIRCLE DIAMETER: 20.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT25.000 INCHES NOMINAL IN
OUTSIDE DIAMETER22.000 INCHES NOMINAL IN
TAPER MINOR DIAMETER16.000 INCHES NOMINAL IN
STYLE DESIGNATORSPECIAL SHAPED
TAPER MAJOR DIAMETER18.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.075 INCHES NOMINAL IN
BOLT HOLE QUANTITY24
BOLT CIRCLE DIAMETER20.000 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
HOLE DIAMETER0.750 INCHES NOMINAL IN
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: Semi-active item — no replacement plannedNo demilitarization required
Ready to buy 10-03681-50?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 10-03681-50?
10-03681-50 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What is the NSN for 10-03681-50?
10-03681-50 is cataloged in the U.S. Government catalog under NSN 4820-01-033-9283. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 10-03681-50

✓ 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.