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19017BU — ELBOW,FLANGE TO HOSE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

19017BU: ELBOW,FLANGE TO HOSE.

The ELBOW,FLANGE TO HOSE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, head_style: FLAT CHAMFER, head_height: 0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, thread_class: 2A A, chamfer_angle: 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM, head_diameter: 0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-499-3338, 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
19017BU
NSN: 4820-01-499-3338
FSC: 4820 — Valves, Nonpowered
CAGE: 13226 — BETTS INDUSTRIES, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
head_styleFLAT CHAMFER
head_height0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
thread_class2A A
chamfer_angle30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
head_diameter0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
thread_length1.125 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
fastener_length1.500 INCHES NOMINAL IN
hardness_rating90.0 ROCKWELL B MINIMUM OVERALL
thread_directionRIGHT-HAND
width_across_flats0.375 INCHES NOMINAL IN
internal_drive_styleHEXAGON
NSN4820-01-499-3338
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 19017BU · 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
SUBSTITUTES & CROSS-REFERENCES 4
4HB534Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
19017-3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
46398-5 ITEM 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
46398-5Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 19017BU?
19017BU is a ELBOW,FLANGE TO HOSE.
What parts can replace 19017BU?
There are 4 known substitutes for 19017BU: 4HB534, 19017-3, 46398-5 ITEM 5 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 19017BU?
19017BU is cataloged in the U.S. Government catalog under NSN 4820-01-499-3338. 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.