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322B0809000F21501 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

322B0809000F21501: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SEAT, special_features: SIX EA REQUIRED; FOR A TRIPLEX POWER PUMP, TX-10, UNION PUMP CO., end_item_identification: NAVY WEAPONS SYSTEM TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS, material_document_and_classification: A564 630 HT405 SS ASSN STD SINGLE MATERIAL RESPONSE SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-426-0277, 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
322B0809000F21501
NSN: 4820-01-426-0277
FSC: 4820 — Valves, Nonpowered
CAGE: 61748 — CLYDE UNION INC DBA CLYDEUNION PUMPS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SEAT
special_featuresSIX EA REQUIRED; FOR A TRIPLEX POWER PUMP, TX-10, UNION PUMP CO.
end_item_identificationNAVY WEAPONS SYSTEM TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS
material_document_and_classificationA564 630 HT405 SS ASSN STD SINGLE MATERIAL RESPONSE SEAT
NSN4820-01-426-0277
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 322B0809000F21501 · 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 DOCUMENT AND CLASSIFICATION: A564 630 HT405 SS ASSN STD SINGLE MATERIAL RESPONSE SEAT
•
MATERIAL: STEEL CORROSION RESISTING SEAT
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONA564 630 HT405 SS ASSN STD SINGLE MATERIAL RESPONSE SEAT
SPECIAL FEATURESSIX EA REQUIRED; FOR A TRIPLEX POWER PUMP, TX-10, UNION PUMP CO.
END ITEM IDENTIFICATIONNAVY WEAPONS SYSTEM TH, STRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALSTEEL CORROSION RESISTING SEAT
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
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FREQUENTLY ASKED QUESTIONS
What is 322B0809000F21501?
322B0809000F21501 is a SEAT,VALVE.
What is the NSN for 322B0809000F21501?
322B0809000F21501 is cataloged in the U.S. Government catalog under NSN 4820-01-426-0277. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.