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Technical Data Sheet
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12-2667-1 — VALVE,CHECK

✓ Government record, cited
3M · GATE VALVE
PRODUCT OVERVIEW

12-2667-1: VALVE,CHECK.

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Vikuiti protection films are designed for application to electronic displays. This part is cataloged in the U.S. Government catalog under NSN 4820-00-406-0079, 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
12-2667-1
NSN: 4820-00-406-0079
NIINs: 004060079, 014823037
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
groove_width0.630 INCHES NOMINAL IN
grommet_styleROUND
overall_height0.750 INCHES NOMINAL IN
flange_thickness0.120 INCHES NOMINAL IN
special_featuresITEM IS TWO 122667-5 GROMMETS PUT TOGETHER
first_hole_diameter0.250 INCHES NOMINAL IN
third_hole_diameter0.250 INCHES NOMINAL IN
fourth_hole_diameter0.250 INCHES NOMINAL IN
second_hole_diameter0.250 INCHES NOMINAL IN
end_item_identificationAEGIS WPN SYS; TICONDEROGA CLASS CG (47)
groove_outside_diameter2.370 INCHES NOMINAL IN
NSN4820-00-406-0079
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12-2667-1 · 3M ⚠ 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
•
FLOW CONTROL DEVICE: POPPET
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES FIRST END IN
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
CONNECTION TYPE: THREADED INTERNAL BOSS FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END IN
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
MOUNTING POSITIONHORIZONTAL OR VERTICAL
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
CONNECTION TYPETHREADED EXTERNAL BOSS SECOND END
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 1
2601759-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 12-2667-1?
12-2667-1 is a VALVE,CHECK manufactured by 3M.
What parts can replace 12-2667-1?
There is 1 known substitute for 12-2667-1: 2601759-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 12-2667-1?
12-2667-1 is cataloged in the U.S. Government catalog under NSN 4820-00-406-0079. This indicates validated use in U.S. government and defense supply chains.
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