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2070-28 PIECE 30 — RETAINER,BALL,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2070-28 PIECE 30: RETAINER,BALL,VALVE.

The RETAINER,BALL,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-316-6417, 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
2070-28 PIECE 30
NSN: 4820-01-316-6417
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCRES STEEL PER QQ-S-763,CL 304,COND O/A;1.500 IN.LG;0.500 IN. OD;ONE END BORED 0.188 IN.DIA W/CROSS DRILLED HOLE OF SAME DIA;OTHER END BORED 0.376 IN. DIA BY 1.125 IN. DP IN
NSN4820-01-316-6417
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2070-28 PIECE 30 · 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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GENERAL CHARACTERISTICS ITEM DESCRIPTION: CRES STEEL PER QQ-S-763,CL 304,COND O/A;1.500 IN.LG;0.500 IN. OD;ONE END BORED 0.188 IN.DIA W/CROSS DRILLED HOLE OF SAME DIA;OTHER END BORED 0.376 IN. DIA BY 1.125 IN. DP IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCRES STEEL PER QQ-S-763,CL 304,COND O/A;1.500 IN.LG;0.500 IN. OD;ONE END BORED 0.188 IN.DIA W/CROSS DRILLED HOLE OF SAME DIA;OTHER END BORED 0.376 IN. DIA BY 1.125 IN. DP IN
SUBSTITUTES & CROSS-REFERENCES 2
4457259 PIECE 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4457259Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 2070-28 PIECE 30?
2070-28 PIECE 30 is a RETAINER,BALL,VALVE.
What parts can replace 2070-28 PIECE 30?
There are 2 known substitutes for 2070-28 PIECE 30: 4457259 PIECE 3, 4457259. Substitute compatibility should be verified for your specific system.
What is the NSN for 2070-28 PIECE 30?
2070-28 PIECE 30 is cataloged in the U.S. Government catalog under NSN 4820-01-316-6417. This indicates validated use in U.S. government and defense supply chains.
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