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31F-C8M4 1IN — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

31F-C8M4 1IN: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, valve_size: 1.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, special_features: SWING CHECK TYPE, style_designator: STRAIGHT THRU FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-352-2259, 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
31F-C8M4 1IN
NSN: 4820-01-352-2259
FSC: 4820 — Valves, Nonpowered
CAGE: 61661 — NEWMANS INC NEW JERSEY DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
valve_size1.000 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
special_featuresSWING CHECK TYPE
style_designatorSTRAIGHT THRU FLANGED ENDS
mounting_positionHORIZONTAL
nominal_thickness0.450 INCHES ALL ENDS IN
bolt_hole_quantity4 ALL ENDS
flange_face_designRAISED STRAIGHT ALL ENDS
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
NSN4820-01-352-2259
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 31F-C8M4 1IN · 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: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: RAISED STRAIGHT ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 3.130 INCHES ALL ENDS IN
•
MOUNTING POSITION: HORIZONTAL
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
BOLT HOLE NOMINAL DIAMETER: 0.625 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.130 INCHES ALL ENDS IN
MOUNTING POSITIONHORIZONTAL
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS IN
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE1.000 INCHES IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
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 31F-C8M4 1IN?
31F-C8M4 1IN is a VALVE,CHECK.
What is the NSN for 31F-C8M4 1IN?
31F-C8M4 1IN is cataloged in the U.S. Government catalog under NSN 4820-01-352-2259. This indicates validated use in U.S. government and defense supply chains.
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