PartsTable
Technical Data Sheet
Download PDF

LFN223B — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

LFN223B: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, valve_size: 2.5 INCHES IN, nominal_length: 7.8750 INCHES ALL ENDS IN, special_features: USA DIMENSIONS:2.5"OVERSEAS MRC 63.5MM MM, operating_pressure: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, part_name_assigned_by_controlling_agency: VALVE, PRESSURE REDUCER VALVE, 2-1/2". This part is cataloged in the U.S.

Government catalog under NSN 4820-01-642-8606, 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
LFN223B
NSN: 4820-01-642-8606
FSC: 4820 — Valves, Nonpowered
CAGE: 4NHU9 — CORE & MAIN LP DBA HD SUPPLY FIRE PROTECTION INC., DUNS 02-912-7586) (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
valve_size2.5 INCHES IN
nominal_length7.8750 INCHES ALL ENDS IN
special_featuresUSA DIMENSIONS:2.5"OVERSEAS MRC 63.5MM MM
operating_pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
part_name_assigned_by_controlling_agencyVALVE, PRESSURE REDUCER VALVE, 2-1/2"
NSN4820-01-642-8606
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: LFN223B · 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
•
NOMINAL LENGTH: 7.8750 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
VALVE SIZE: 2.5 INCHES IN
•
MATERIAL: PLASTIC OVERALL
TECHNICAL CHARACTERISTICS
NOMINAL LENGTH7.8750 INCHES ALL ENDS IN
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE2.5 INCHES IN
SPECIAL FEATURESUSA DIMENSIONS:2.5"OVERSEAS MRC 63.5MM MM
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, PRESSURE REDUCER VALVE, 2-1/2"
MATERIALPLASTIC OVERALL
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
Ready to buy LFN223B?
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 LFN223B?
LFN223B is a VALVE,CHECK.
What is the NSN for LFN223B?
LFN223B is cataloged in the U.S. Government catalog under NSN 4820-01-642-8606. 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 — LFN223B

✓ 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.