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76-438-2 — VALVE,RESTRICTOR CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

76-438-2: VALVE,RESTRICTOR CHECK.

The VALVE,RESTRICTOR CHECK is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: COLLAPSING JAWS ALLOW FOR CLAMPING TO STANDARD THREADED 40MM SHAFTS ON MOST DSP AND LCD SERIES WHEEL BALANCERS MM, part_name_assigned_by_controlling_agency: QUICKNUT SERIES WING NUT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-698-6026, 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
76-438-2
NSN: 4820-00-698-6026
NIINs: 006986026, 016439228
FSC: 4820 — Valves, Nonpowered
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL
special_featuresCOLLAPSING JAWS ALLOW FOR CLAMPING TO STANDARD THREADED 40MM SHAFTS ON MOST DSP AND LCD SERIES WHEEL BALANCERS MM
part_name_assigned_by_controlling_agencyQUICKNUT SERIES WING NUT
NSN4820-00-698-6026
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 76-438-2 · 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
•
FLOW CONTROL DEVICE: POPPET
•
CONNECTION STYLE: GASKET SEAL (TUBE) FIRST END
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
CONNECTION TYPE: THREADED EXTERNAL BOSS FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
APERTURE DIAMETER: 0.095 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEGASKET SEAL (TUBE) FIRST END
MOUNTING POSITIONHORIZONTAL OR VERTICAL
CONNECTION TYPETHREADED EXTERNAL BOSS FIRST END
STYLE DESIGNATORSTRAIGHT THRU
APERTURE DIAMETER0.095 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND FIRST END
DISK LOADING METHODSPRING
THREAD CLASS3A FIRST END A
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 76-438-2?
76-438-2 is a VALVE,RESTRICTOR CHECK.
What is the NSN for 76-438-2?
76-438-2 is cataloged in the U.S. Government catalog under NSN 4820-00-698-6026. This indicates validated use in U.S. government and defense supply chains.
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