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Technical Data Sheet
PartsTable / COMPONENT / C8953G
C8953G ✓ 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 STEM,VALVE INDICATOR is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: NAVAL BRASS,QQ-B-637. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-210-0394, 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
C8953G
NSN: 4820-01-210-0394
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
general_characteristics_item_descriptionNAVAL BRASS,QQ-B-637
NSN4820-01-210-0394
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C8953G · 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: NAVAL BRASS,QQ-B-637
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONNAVAL BRASS,QQ-B-637
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
MIL-V-17501Interchangeable
interchangeable cross-reference
interchangeable
45228Interchangeable
interchangeable cross-reference
interchangeable
62721GInterchangeable
interchangeable cross-reference
interchangeable
45208Interchangeable
interchangeable cross-reference
interchangeable
45208GInterchangeable
interchangeable cross-reference
interchangeable
442-M 1 1/4 INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C8953G?
C8953G is a STEM,VALVE INDICATOR.
What parts can replace C8953G?
There are 22 known substitutes for C8953G: MIL-V-17501, 45228, 62721G and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C8953G?
C8953G is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-210-0394. 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