PartsTable
Technical Data Sheet
Download PDF

6635-1-70 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6635-1-70: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 1.375 INCHES NOMINAL IN, shank_diameter: 1.031 INCHES NOMINAL IN, flange_diameter: 1.682 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-127-5863, 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
6635-1-70
NSN: 4820-01-127-5863
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height1.375 INCHES NOMINAL IN
shank_diameter1.031 INCHES NOMINAL IN
flange_diameter1.682 INCHES NOMINAL IN
NSN4820-01-127-5863
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6635-1-70 · 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
•
SHANK DIAMETER: 1.031 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.682 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SHANK DIAMETER1.031 INCHES NOMINAL IN
FLANGE DIAMETER1.682 INCHES NOMINAL IN
OVERALL HEIGHT1.375 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 1
66351Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 6635-1-70?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6635-1-70?
6635-1-70 is a DISK,VALVE.
What parts can replace 6635-1-70?
There is 1 known substitute for 6635-1-70: 66351. Substitute compatibility should be verified for your specific system.
What is the NSN for 6635-1-70?
6635-1-70 is cataloged in the U.S. Government catalog under NSN 4820-01-127-5863. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6635-1-70

✓ 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.