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810-2178493 PIECE 6 — STOP POSITION INDICATOR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

810-2178493 PIECE 6: STOP POSITION INDICATOR.

The STOP POSITION INDICATOR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500, special_features: MATERIAL-NICKEL-COPPER-ALUMINUM QQ-N-286, end_item_identification: BALL VALVE, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-063-1934, 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
810-2178493 PIECE 6
NSN: 4820-01-063-1934
NIINs: 010631934, 011044126, 013316890
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500
special_featuresMATERIAL-NICKEL-COPPER-ALUMINUM QQ-N-286
end_item_identificationBALL VALVE
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-063-1934
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 810-2178493 PIECE 6 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BALL
•
VALVE SIZE FOR WHICH DESIGNED: 3.000 INCHES IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
OVERALL LENGTH6.344 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED3.000 INCHES IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
810-2178493Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 810-2178493 PIECE 6?
810-2178493 PIECE 6 is a STOP POSITION INDICATOR.
What parts can replace 810-2178493 PIECE 6?
There is 1 known substitute for 810-2178493 PIECE 6: 810-2178493. Substitute compatibility should be verified for your specific system.
What is the NSN for 810-2178493 PIECE 6?
810-2178493 PIECE 6 is cataloged in the U.S. Government catalog under NSN 4820-01-063-1934. 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.