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9878-502 — INDICATOR,VALVE OPENING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

9878-502: INDICATOR,VALVE OPENING.

The INDICATOR,VALVE OPENING is a the manufacturer industrial component. Key specifications include special_features: SCALE QTY 2;SCALE PRESENTATION RANGE 1 TO 15 TURNS;MECH. CONNECTION SIZE 1/2-13UNC-2A;INSTRUMENT LAMP NOT INCLUDED A.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-204-0082, 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
9878-502
NSN: 4820-01-204-0082
FSC: 4820 — Valves, Nonpowered
CAGE: 58037 — ELLIOTT B W MFG CO LLC FLEX SHAFT AND VALVE CONTROL PRODUCT LINES (USA)
SPECIFICATIONS
special_featuresSCALE QTY 2;SCALE PRESENTATION RANGE 1 TO 15 TURNS;MECH. CONNECTION SIZE 1/2-13UNC-2A;INSTRUMENT LAMP NOT INCLUDED A
NSN4820-01-204-0082
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9878-502 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSCALE QTY 2;SCALE PRESENTATION RANGE 1 TO 15 TURNS;MECH. CONNECTION SIZE 1/2-13UNC-2A;INSTRUMENT LAMP NOT INCLUDED A
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 2
9878RIHM315-10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12100-0511Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 9878-502?
9878-502 is a INDICATOR,VALVE OPENING.
What parts can replace 9878-502?
There are 2 known substitutes for 9878-502: 9878RIHM315-10, 12100-0511. Substitute compatibility should be verified for your specific system.
What is the NSN for 9878-502?
9878-502 is cataloged in the U.S. Government catalog under NSN 4820-01-204-0082. This indicates validated use in U.S. government and defense supply chains.
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