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803-4385050 PIE — INDICATOR STOP,POSITIONER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

803-4385050 PIE: INDICATOR STOP,POSITIONER.

The INDICATOR STOP,POSITIONER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-087-2232, 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
803-4385050 PIE
NSN: 4820-01-087-2232
FSC: 4820 — Valves, Nonpowered
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number803-4385050 PIE
NSN4820-01-087-2232
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-4385050 PIE · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: NICKEL COPPER,QQ-N-281,CLASS A; 2.996 IN. MIN,2.998 O/A LG,1.875 IN. W,0.625 IN. H; CENTER HOLE COUNTERBORED,0.656 IN. DIA,1.250 IN. COUNTERBORE DIA,0.391 IN. COUNTERBORE DEPTH; FOUR COUNTERBORED HOLES,0.281 IN. DIA,0.406 IN. COUNTERBORE DIA,0.281 IN. COUNTERBORE DEPTH,IRREGULARLY SPACED; TWO HOLES 0.375 IN. DIA IRREGULARLY SPACED W/NOTCHES 0.062 IN. W BY 0.031 IN. DEEP; STOP IS MARKED OPEN,OPEN,SHUT,SHUT; APPLICABLE TO HULL AND BACKUP VALVE,1.500 IN. SIZE IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONNICKEL COPPER,QQ-N-281,CLASS A; 2.996 IN. MIN,2.998 O/A LG,1.875 IN. W,0.625 IN. H; CENTER HOLE COUNTERBORED,0.656 IN. DIA,1.250 IN. COUNTERBORE DIA,0.391 IN. COUNTERBORE DEPTH; FOUR COUNTERBORED HOLES,0.281 IN. DIA,0.406 IN. COUNTERBORE DIA,0.281 IN. COUNTERBORE DEPTH,IRREGULARLY SPACED; TWO HOLES 0.375 IN. DIA IRREGULARLY SPACED W/NOTCHES 0.062 IN. W BY 0.031 IN. DEEP; STOP IS MARKED OPEN,OPEN,SHUT,SHUT; APPLICABLE TO HULL AND BACKUP VALVE,1.500 IN. SIZE IN
SUBSTITUTES & CROSS-REFERENCES 1
803-4385050Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 803-4385050 PIE?
803-4385050 PIE is a INDICATOR STOP,POSITIONER.
What parts can replace 803-4385050 PIE?
There is 1 known substitute for 803-4385050 PIE: 803-4385050. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-4385050 PIE?
803-4385050 PIE is cataloged in the U.S. Government catalog under NSN 4820-01-087-2232. 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.