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Technical Data Sheet
PartsTable / COMPONENT / 2801K31
2801K31 ✓ Verified by PartsTable
— · 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 PARTS KIT,FAUCET,WASHER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: 32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM DEGF, overall_height: 0.250 INCHES NOMINAL IN, inside_diameter: 0.188 INCHES NOMINAL IN, shoulder_height: 0.125 INCHES NOMINAL IN, outside_diameter: 0.688 INCHES NOMINAL 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 4820-00-599-8769, 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
2801K31
NSN: 4820-00-599-8769
FSC: 4820
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM DEGF
overall_height0.250 INCHES NOMINAL IN
inside_diameter0.188 INCHES NOMINAL IN
shoulder_height0.125 INCHES NOMINAL IN
outside_diameter0.688 INCHES NOMINAL IN
style_designatorPLAIN
media_for_which_designedWATER, COLD OR WATER, HOT
nondefinitive_spec/std_data1 TYPE AND B STYLE AND HARD COMPOSITION
NSN4820-00-599-8769
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2801K31 · 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
•
TEMP RATING: 32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM DEGF
•
STYLE DESIGNATOR: PLAIN
•
OUTSIDE DIAMETER: 0.688 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND B STYLE AND HARD COMPOSITION
•
MEDIA FOR WHICH DESIGNED: WATER, COLD OR WATER, HOT
•
SHOULDER HEIGHT: 0.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
•
INSIDE DIAMETER: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM DEGF
STYLE DESIGNATORPLAIN
OUTSIDE DIAMETER0.688 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND B STYLE AND HARD COMPOSITION
MEDIA FOR WHICH DESIGNEDWATER, COLD OR WATER, HOT
SHOULDER HEIGHT0.125 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
INSIDE DIAMETER0.188 INCHES NOMINAL IN
OVERALL HEIGHT0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
9895Interchangeable
interchangeable cross-reference
interchangeable
30152Interchangeable
interchangeable cross-reference
interchangeable
68462Interchangeable
interchangeable cross-reference
interchangeable
W-150Interchangeable
interchangeable cross-reference
interchangeable
MILW19016Interchangeable
interchangeable cross-reference
interchangeable
W8119694-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2801K31?
2801K31 is a PARTS KIT,FAUCET,WASHER.
What parts can replace 2801K31?
There are 10 known substitutes for 2801K31: 9895, 30152, 68462 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2801K31?
2801K31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-599-8769. 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: July 2026