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K-KHV28L/NW25 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,BALL is a the manufacturer industrial component. Key specifications include diameter: 0.5000 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN, corner_shape: SQUARE ALL CORNERS, overall_width: 0.410 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-303-1149, 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
K-KHV28L/NW25
NSN: 4820-01-303-1149
FSC: 4820
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
diameter0.5000 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleSQUARE
seal_width0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
corner_shapeSQUARE ALL CORNERS
overall_width0.410 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_height0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
overall_length0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
outside_diameter3.005 INCHES NOMINAL IN
special_featuresDC RESISTANCE: 1.5 OHMS MAX
NSN4820-01-303-1149
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: K-KHV28L/NW25 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
18828Interchangeable
interchangeable cross-reference
interchangeable
1163535Interchangeable
interchangeable cross-reference
interchangeable
18817Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
18828-1Interchangeable
interchangeable cross-reference
interchangeable
4032661Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K-KHV28L/NW25?
K-KHV28L/NW25 is a VALVE,BALL.
What parts can replace K-KHV28L/NW25?
There are 11 known substitutes for K-KHV28L/NW25: 18828, 1163535, 18817 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K-KHV28L/NW25?
K-KHV28L/NW25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-303-1149. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026