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A51H9019-9 — VALVE,ROTARY,SELECTOR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A51H9019-9: VALVE,ROTARY,SELECTOR.

The VALVE,ROTARY,SELECTOR is a the manufacturer industrial component. Key specifications include special_features: SINGLE LEVER ACTION,MEDIA,PNEUMATIC, reference_number_differentiating_characteristics: AS DIFFERENTIATED BY SOURCE CONTROLLING DWG A51H9019 FSCM 26512. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-175-4859, 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
A51H9019-9
NSN: 4820-00-175-4859
FSC: 4820 — Valves, Nonpowered
CAGE: 61174 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
special_featuresSINGLE LEVER ACTION,MEDIA,PNEUMATIC
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY SOURCE CONTROLLING DWG A51H9019 FSCM 26512
NSN4820-00-175-4859
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A51H9019-9 · 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
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REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY SOURCE CONTROLLING DWG A51H9019 FSCM 26512
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSINGLE LEVER ACTION,MEDIA,PNEUMATIC
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SOURCE CONTROLLING DWG A51H9019 FSCM 26512
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 1
MC8830-9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is A51H9019-9?
A51H9019-9 is a VALVE,ROTARY,SELECTOR.
What parts can replace A51H9019-9?
There is 1 known substitute for A51H9019-9: MC8830-9. Substitute compatibility should be verified for your specific system.
What is the NSN for A51H9019-9?
A51H9019-9 is cataloged in the U.S. Government catalog under NSN 4820-00-175-4859. This indicates validated use in U.S. government and defense supply chains.
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