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Technical Data Sheet
PartsTable / COMPONENT / 2681-102
2681-102 ✓ 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 VALVE ASSEMBLY,PURGE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: LG 2.75IN.,W 1.38IN.,TEMP RANGE M65DEG F TO 400DEG F 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 4820-00-453-7142, 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
2681-102
NSN: 4820-00-453-7142
FSC: 4820
CAGE: 99215 — KAISER FLUID TECHNOLOGIES INC. (USA)
SPECIFICATIONS
general_characteristics_item_descriptionLG 2.75IN.,W 1.38IN.,TEMP RANGE M65DEG F TO 400DEG F IN
NSN4820-00-453-7142
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2681-102 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: LG 2.75IN.,W 1.38IN.,TEMP RANGE M65DEG F TO 400DEG F IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONLG 2.75IN.,W 1.38IN.,TEMP RANGE M65DEG F TO 400DEG F IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
SM-B-369942Interchangeable
interchangeable cross-reference
interchangeable
2681Interchangeable
interchangeable cross-reference
interchangeable
2R681Interchangeable
interchangeable cross-reference
interchangeable
919487Interchangeable
interchangeable cross-reference
interchangeable
1317258Interchangeable
interchangeable cross-reference
interchangeable
866099Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2681-102?
2681-102 is a VALVE ASSEMBLY,PURGE.
What parts can replace 2681-102?
There are 15 known substitutes for 2681-102: SM-B-369942, 2681, 2R681 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2681-102?
2681-102 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-453-7142. 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