PartsTable
Technical Data Sheet
Download PDF

910E191 — VALVE,BUTTERFLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

910E191: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: ALUMINUM FLOW CONTROL DEVICE, valve_size: 4.000 INCHES IN, special_features: WITH 2KM GEAR OPERATOR, style_designator: STRAIGHT THRU, valve_operation_method: MANUAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-293-9287, 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
910E191
NSN: 4820-01-293-9287
FSC: 4820 — Valves, Nonpowered
CAGE: 1NB39 — DOVER RESOURCES, INC. DIV NORRISEAL (USA)
SPECIFICATIONS
materialALUMINUM FLOW CONTROL DEVICE
valve_size4.000 INCHES IN
special_featuresWITH 2KM GEAR OPERATOR
style_designatorSTRAIGHT THRU
valve_operation_methodMANUAL
NSN4820-01-293-9287
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 910E191 · 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: STRAIGHT THRU
•
VALVE SIZE: 4.000 INCHES IN
•
MATERIAL: STEEL BODY
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT THRU
VALVE SIZE4.000 INCHES IN
SPECIAL FEATURESWITH 2KM GEAR OPERATOR
MATERIALSTEEL BODY
MATERIALALUMINUM FLOW CONTROL DEVICE
VALVE OPERATION METHODMANUAL
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 1
52910E191Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 910E191?
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 910E191?
910E191 is a VALVE,BUTTERFLY.
What parts can replace 910E191?
There is 1 known substitute for 910E191: 52910E191. Substitute compatibility should be verified for your specific system.
What is the NSN for 910E191?
910E191 is cataloged in the U.S. Government catalog under NSN 4820-01-293-9287. 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 — 910E191

✓ 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.