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PartsTable / COMPONENT / B01579
B01579 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYPROPYLENE OVERALL, overall_height: 0.101 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, outside_diameter: 2.375 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 2.205 INCHES NOMINAL IN, body_inside_diameter: 2.194 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-757-2983, 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
B01579
NSN: 4820-00-757-2983
FSC: 4820
CAGE: 98991 — WORCESTER CONTROLS CORP P O BOX 2609 COOKEVILLE TN 385022609 (USA)
SPECIFICATIONS
materialPLASTIC POLYPROPYLENE OVERALL
overall_height0.101 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
outside_diameter2.375 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter2.205 INCHES NOMINAL IN
body_inside_diameter2.194 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
body_outside_diameter2.364 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
seating_surface_shapeFLAT
cross-sectional_thickness0.101 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN4820-00-757-2983
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B01579 · 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
•
SEATING SURFACE SHAPE: FLAT
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 2.194 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.364 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEFLAT
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER2.194 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.364 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
OVERALL HEIGHT0.101 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1-13996Interchangeable
interchangeable cross-reference
interchangeable
C9-816-01-0001Interchangeable
interchangeable cross-reference
interchangeable
13996Interchangeable
interchangeable cross-reference
interchangeable
GRC5284-1225Interchangeable
interchangeable cross-reference
interchangeable
16204Interchangeable
interchangeable cross-reference
interchangeable
1-1-2 TEFL0N B0DY SEAL 44Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B01579?
B01579 is a SEAT,VALVE.
What parts can replace B01579?
There are 13 known substitutes for B01579: 1-13996, C9-816-01-0001, 13996 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B01579?
B01579 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-757-2983. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026