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90 G-21 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

90 G-21: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: FIRE PROTECTION PRESSURE REDUCING VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-632-3116, 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
90 G-21
NSN: 4810-01-632-3116
NIINs: 016323116, 016804130
FSC: 4810 — Valves, Powered
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyFIRE PROTECTION PRESSURE REDUCING VALVE
NSN4810-01-632-3116
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 90 G-21 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90 G-21?
90 G-21 is a VALVE,CHECK.
What is the NSN for 90 G-21?
90 G-21 is cataloged in the U.S. Government catalog under NSN 4810-01-632-3116. This indicates validated use in U.S. government and defense supply chains.
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