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S1873 — COCK,PLUG

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S1873: COCK,PLUG.

The COCK,PLUG is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, flow_style: TWO WAY TWO PORT 90 DEGREE PLUG TURN, thread_class: 3B SECOND END, connection_style: PLAIN (PIPE) FIRST END, thread_direction: RIGHT-HAND SECOND END, features_provided: NONADJUSTABLE ROTATION. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-030-0933, 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
S1873
NSN: 4820-00-030-0933
FSC: 4820 — Valves, Nonpowered
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
flow_styleTWO WAY TWO PORT 90 DEGREE PLUG TURN
thread_class3B SECOND END
connection_stylePLAIN (PIPE) FIRST END
thread_directionRIGHT-HAND SECOND END
features_providedNONADJUSTABLE ROTATION
nominal_thread_size0.438 INCHES SECOND END IN
valve_operation_methodMANUAL
thread_quantity_per_inch24 SECOND END
thread_series_designatorUNS SECOND END
nominal_outside_diameter_tube_accommodated0.438 INCHES SECOND END IN
NSN4820-00-030-0933
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S1873 · 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 STYLE: GASKET SEAL (BOSS) SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.438 INCHES SECOND END IN
•
FLOW STYLE: TWO WAY TWO PORT 90 DEGREE PLUG TURN
•
FEATURES PROVIDED: NONADJUSTABLE ROTATION
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS
CONNECTION STYLEGASKET SEAL (BOSS) SECOND END
CONNECTION STYLEPLAIN (PIPE) FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.438 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.438 INCHES FIRST END IN
FLOW STYLETWO WAY TWO PORT 90 DEGREE PLUG TURN
FEATURES PROVIDEDNONADJUSTABLE ROTATION
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.438 INCHES SECOND END IN
NOMINAL THREAD SIZE0.125 INCHES FIRST END IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S1873?
S1873 is a COCK,PLUG.
What is the NSN for S1873?
S1873 is cataloged in the U.S. Government catalog under NSN 4820-00-030-0933. This indicates validated use in U.S. government and defense supply chains.
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