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20B-7791ITEM10 — STEM,NEEDLE VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20B-7791ITEM10: STEM,NEEDLE VALVE.

The STEM,NEEDLE VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-189-7204, 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
20B-7791ITEM10
NSN: 4820-00-189-7204
FSC: 4820 — Valves, Nonpowered
CAGE: 93181 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV INSTRUMENTATION PRODUCTS DIVISION (USA)
SPECIFICATIONS
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACITIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-00-189-7204
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20B-7791ITEM10 · 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: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACITIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TECHNICAL CHARACTERISTICS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACITIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SUBSTITUTES & CROSS-REFERENCES 3
10-8611Reference document
Same NSN cross-reference
Reference document — Secondary reference
1010-8611Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
20A1339-2PC10Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required (F)
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FREQUENTLY ASKED QUESTIONS
What is 20B-7791ITEM10?
20B-7791ITEM10 is a STEM,NEEDLE VALVE.
What parts can replace 20B-7791ITEM10?
There are 3 known substitutes for 20B-7791ITEM10: 10-8611, 1010-8611, 20A1339-2PC10. Substitute compatibility should be verified for your specific system.
What is the NSN for 20B-7791ITEM10?
20B-7791ITEM10 is cataloged in the U.S. Government catalog under NSN 4820-00-189-7204. This indicates validated use in U.S. government and defense supply chains.
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