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Technical Data Sheet
PartsTable / COMPONENT / 8330325
8330325 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include material: STEEL OVERALL, overall_height: 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, hardness_rating: 30.0 ROCKWELL C NOMINAL BODY, style_designator: PLAIN, body_inside_diameter: 0.406 INCHES NOMINAL IN, body_outside_diameter: 0.628 INCHES MINIMUM AND 0.629 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 4820-00-040-2310, 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
8330325
NSN: 4820-00-040-2310
FSC: 4820
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
hardness_rating30.0 ROCKWELL C NOMINAL BODY
style_designatorPLAIN
body_inside_diameter0.406 INCHES NOMINAL IN
body_outside_diameter0.628 INCHES MINIMUM AND 0.629 INCHES MAXIMUM IN
seating_surface_shapeFLAT
NSN4820-00-040-2310
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8330325 · 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
•
MATERIAL: STEEL OVERALL
•
HARDNESS RATING: 35.0 ROCKWELL C NOMINAL FACE
•
BODY INSIDE DIAMETER: 0.406 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
SEATING SURFACE SHAPE: FLAT
•
BODY OUTSIDE DIAMETER: 0.628 INCHES MINIMUM AND 0.629 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HARDNESS RATING35.0 ROCKWELL C NOMINAL FACE
HARDNESS RATING30.0 ROCKWELL C NOMINAL BODY
BODY INSIDE DIAMETER0.406 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
SEATING SURFACE SHAPEFLAT
BODY OUTSIDE DIAMETER0.628 INCHES MINIMUM AND 0.629 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
0528Interchangeable
interchangeable cross-reference
interchangeable
A-603-942Interchangeable
interchangeable cross-reference
interchangeable
SEAGULL PORTRAIT RPInterchangeable
interchangeable cross-reference
interchangeable
KC4195Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8330325?
8330325 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace 8330325?
There are 4 known substitutes for 8330325: 0528, A-603-942, SEAGULL PORTRAIT RP and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8330325?
8330325 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-040-2310. 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