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81-870123-000 — 81-870123-000

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

81-870123-000: 81-870123-000.

The 81-870123-000 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-736-2756, 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
81-870123-000
NSN: 4820-01-736-2756
FSC: 4820 — Valves, Nonpowered
CAGE: 0KDP7 — KIDDE-FENWAL, LLC (USA)
SPECIFICATIONS
Part Number81-870123-000
NSN4820-01-736-2756
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 81-870123-000 · 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
•
CONNECTION TYPE: THREADED INTERNAL PIPE
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NOMINAL THREAD SIZE: 1.500 INCHES IN
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BODY MATERIAL: COPPER ALLOY
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THREAD QUANTITY PER INCH: 11.5
•
THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS
CONNECTION TYPETHREADED INTERNAL PIPE
NOMINAL THREAD SIZE1.500 INCHES IN
BODY MATERIALCOPPER ALLOY
SPECIAL FEATURES1-1/4-18 INCH NF-3 FOR CONTROL HEAD CONNECTION; MINIMUM OPERATING: 60 PSIG; HYDROSTATIC TEST: 2250 PSIG; BURST TEST: 6000 PSIG IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSTOP (DIRECTIONAL) VALVE
END ITEM IDENTIFICATIONCO2 FIRE EXT SYS
THREAD QUANTITY PER INCH11.5
THREAD SERIES DESIGNATORNPT
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 81-870123-000?
81-870123-000 is a 81-870123-000.
What is the NSN for 81-870123-000?
81-870123-000 is cataloged in the U.S. Government catalog under NSN 4820-01-736-2756. This indicates validated use in U.S. government and defense supply chains.
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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.