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1R4818PC48-8H0L — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1R4818PC48-8H0L: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hole_diameter: 0.445 INCHES NOMINAL IN, outside_diameter: 7.188 INCHES NOMINAL IN, special_features: FABRIC REENFORCE, style_designator: FLAT, material_thickness: 0.108 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-007-5444, 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
1R4818PC48-8H0L
NSN: 4820-01-007-5444
FSC: 4820 — Valves, Nonpowered
CAGE: 52406 — RUGGLES-KLINGEMANN MFG CO DBA THE RUGGLES-KLINGEMANN COMPANY (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hole_diameter0.445 INCHES NOMINAL IN
outside_diameter7.188 INCHES NOMINAL IN
special_featuresFABRIC REENFORCE
style_designatorFLAT
bolt_hole_quantity8
material_thickness0.108 INCHES NOMINAL IN
bolt_circle_diameter6.420 INCHES NOMINAL IN
center_hole_diameter0.380 INCHES NOMINAL IN
NSN4820-01-007-5444
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1R4818PC48-8H0L · 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
•
OUTSIDE DIAMETER: 7.188 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.108 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 8
•
BOLT CIRCLE DIAMETER: 6.420 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.380 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER7.188 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.108 INCHES NOMINAL IN
BOLT HOLE QUANTITY8
BOLT CIRCLE DIAMETER6.420 INCHES NOMINAL IN
SPECIAL FEATURESFABRIC REENFORCE
CENTER HOLE DIAMETER0.380 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
HOLE DIAMETER0.445 INCHES NOMINAL 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 1R4818PC48-8H0L?
1R4818PC48-8H0L is a DIAPHRAGM,VALVE,FLAT.
What is the NSN for 1R4818PC48-8H0L?
1R4818PC48-8H0L is cataloged in the U.S. Government catalog under NSN 4820-01-007-5444. 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.