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Technical Data Sheet
PartsTable / COMPONENT / 20253PC5
20253PC5 ✓ 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: COPPER ALLOY OR STEEL CORROSION RESISTING OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 2.000 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 2.375 INCHES NOMINAL IN, special_features: TWO 0.375 IN. W 0.344 IN.

H LUGS SPACED 180 DEG APART 0.031 IN. FROM SEAT BOTTOM IN, style_designator: PLAIN THREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-034-1722, 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
20253PC5
NSN: 4820-01-034-1722
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialCOPPER ALLOY OR STEEL CORROSION RESISTING OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length2.000 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height2.375 INCHES NOMINAL IN
special_featuresTWO 0.375 IN. W 0.344 IN. H LUGS SPACED 180 DEG APART 0.031 IN. FROM SEAT BOTTOM IN
style_designatorPLAIN THREADED
nominal_thread_size2.625 INCHES SINGLE THREADED PORTION IN
seating_surface_shapeFLAT
thread_quantity_per_inch14 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
body_stepped_inside_diameter1.375 INCHES NOMINAL FIRST STEP IN
material_document_and_classificationASTM B-61 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-867,CLASS 1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NSN4820-01-034-1722
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20253PC5 · 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 THREAD SIZE: 2.625 INCHES SINGLE THREADED PORTION IN
•
BODY STEPPED INSIDE DIAMETER: 2.438 INCHES NOMINAL THIRD STEP IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B-61 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-867,CLASS 1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
•
MATERIAL: COPPER ALLOY OR STEEL CORROSION RESISTING OVERALL
•
STYLE DESIGNATOR: PLAIN THREADED
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE2.625 INCHES SINGLE THREADED PORTION IN
BODY STEPPED INSIDE DIAMETER2.438 INCHES NOMINAL THIRD STEP IN
BODY STEPPED INSIDE DIAMETER2.000 INCHES MINIMUM AND 2.010 INCHES MAXIMUM SECOND STEP IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-867,CLASS 1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
MATERIALCOPPER ALLOY OR STEEL CORROSION RESISTING OVERALL
STYLE DESIGNATORPLAIN THREADED
OVERALL HEIGHT2.375 INCHES NOMINAL IN
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
BODY STEPPED INSIDE DIAMETER1.375 INCHES NOMINAL FIRST STEP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
20253FIND5Interchangeable
interchangeable cross-reference
interchangeable
20269PC5Interchangeable
interchangeable cross-reference
interchangeable
07447002128Interchangeable
interchangeable cross-reference
interchangeable
20256 FIND 4Interchangeable
interchangeable cross-reference
interchangeable
A7447.002.128Interchangeable
interchangeable cross-reference
interchangeable
A7447-002-128Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20253PC5?
20253PC5 is a SEAT,VALVE.
What parts can replace 20253PC5?
There are 9 known substitutes for 20253PC5: 20253FIND5, 20269PC5, 07447002128 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20253PC5?
20253PC5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-034-1722. 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