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21812-001 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21812-001: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include body_material: ALUMINUM, special_features: PRESS. OPERATING 3000PSI, PROOF 4500 PSI, BURST 7500 PSI, frequency_in_hertz: 400.0, valve_operation_method: HYDRAULIC, end_item_identification: VALVE CONT,HYD, nominal_pipe_size_accommodated: 1.000 INCHES IN.

This part is cataloged in the U.S. Government catalog under NSN 4810-01-472-9172, 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
21812-001
NSN: 4810-01-472-9172
FSC: 4810 — Valves, Powered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
body_materialALUMINUM
special_featuresPRESS. OPERATING 3000PSI, PROOF 4500 PSI, BURST 7500 PSI
frequency_in_hertz400.0
flow_pattern_quantity1
valve_operation_methodHYDRAULIC
end_item_identificationVALVE CONT,HYD
nominal_pipe_size_accommodated1.000 INCHES IN
NSN4810-01-472-9172
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21812-001 · 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 PIPE SIZE ACCOMMODATED: 1.000 INCHES IN
•
FREQUENCY IN HERTZ: 400.0
•
BODY MATERIAL: ALUMINUM
•
VALVE OPERATION METHOD: HYDRAULIC
•
FLOW PATTERN QUANTITY: 1
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES IN
FREQUENCY IN HERTZ400.0
BODY MATERIALALUMINUM
SPECIAL FEATURESPRESS. OPERATING 3000PSI, PROOF 4500 PSI, BURST 7500 PSI
END ITEM IDENTIFICATIONVALVE CONT,HYD
VALVE OPERATION METHODHYDRAULIC
FLOW PATTERN QUANTITY1
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 21812-001?
21812-001 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What is the NSN for 21812-001?
21812-001 is cataloged in the U.S. Government catalog under NSN 4810-01-472-9172. 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.