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PartsTable / COMPONENT / 1/2 INCH 52100 GRADE 50
1/2 INCH 52100 GRADE 50 ✓ 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 1/2 INCH 52100 GRADE 50 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-061-5106, 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
1/2 INCH 52100 GRADE 50
NSN: 4820-01-061-5106
FSC: 4820
CAGE: 29337 — HOOVER GROUP INC BALL AND ROLLER DIV (USA)
SPECIFICATIONS
Part Number1/2 INCH 52100 GRADE 50
NSN4820-01-061-5106
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1/2 INCH 52100 GRADE 50 · 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: STEEL CROME PLATED,3 IN. SIZE IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL CROME PLATED,3 IN. SIZE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
C600-045-1250Interchangeable
interchangeable cross-reference
interchangeable
845-2181282Interchangeable
interchangeable cross-reference
interchangeable
26M77-100 PC MK73Interchangeable
interchangeable cross-reference
interchangeable
2620-920X12 PIECE 66 3INInterchangeable
interchangeable cross-reference
interchangeable
845-2181282 PIECE 66 3INInterchangeable
interchangeable cross-reference
interchangeable
26M77-100PC104Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1/2 INCH 52100 GRADE 50?
1/2 INCH 52100 GRADE 50 is a 1/2 INCH 52100 GRADE 50.
What parts can replace 1/2 INCH 52100 GRADE 50?
There are 30 known substitutes for 1/2 INCH 52100 GRADE 50: C600-045-1250, 845-2181282, 26M77-100 PC MK73 and 27 more. Substitute compatibility should be verified for your specific system.
Is 1/2 INCH 52100 GRADE 50 still available?
1/2 INCH 52100 GRADE 50 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026