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631C3 — SUPPORT,FRAME

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

631C3: SUPPORT,FRAME.

The SUPPORT,FRAME is a the manufacturer industrial component. Key specifications include special_features: NITRA ALLOY;LAPPED TO PROVIDE A FREE SLIDING FIT WITHOUT BINDING, valve_design_control_activity: 78062. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-034-1556, 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
631C3
NSN: 4820-00-034-1556
NIINs: 000341556, 007521797
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
special_featuresNITRA ALLOY;LAPPED TO PROVIDE A FREE SLIDING FIT WITHOUT BINDING
valve_design_control_activity78062
NSN4820-00-034-1556
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 631C3 · 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
•
VALVE DESIGN CONTROL ACTIVITY: 78062
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNITRA ALLOY;LAPPED TO PROVIDE A FREE SLIDING FIT WITHOUT BINDING
VALVE DESIGN CONTROL ACTIVITY78062
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 631C3?
631C3 is a SUPPORT,FRAME.
What is the NSN for 631C3?
631C3 is cataloged in the U.S. Government catalog under NSN 4820-00-034-1556. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.