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510210 ✓ 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: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR, center_hole_diameter: 4.1155 INCHES MINIMUM AND 4.2395 INCHES MAXIMUM IN, cross-sectional_height: 0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, end_item_identification: HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-030-1680, 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
510210
NSN: 4820-00-030-1680
FSC: 4820
CAGE: 26101 — AAR ALLEN SERVICES, INC DBA AAR COMPONENT SERVICES WELLINGTON (USA)
SPECIFICATIONS
materialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
center_hole_diameter4.1155 INCHES MINIMUM AND 4.2395 INCHES MAXIMUM IN
cross-sectional_height0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
end_item_identificationHIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
NSN4820-00-030-1680
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 510210 · 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
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 440C OVERALL
•
HARDNESS RATING: 56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
•
SEAL ACCOMMODATION TYPE: GROOVED
TECHNICAL CHARACTERISTICS (FLIS)
SEATING SURFACE SHAPEFLAT
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 440C OVERALL
HARDNESS RATING56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
SEAL ACCOMMODATION TYPEGROOVED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7320658Interchangeable
interchangeable cross-reference
interchangeable
14203P11Interchangeable
interchangeable cross-reference
interchangeable
10399510Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 510210?
510210 is a SEAT,VALVE.
What parts can replace 510210?
There are 3 known substitutes for 510210: 7320658, 14203P11, 10399510. Substitute compatibility should be verified for your specific system.
What is the NSN for 510210?
510210 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-030-1680. 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