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5557321 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

5557321: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: COPPER ALLOY FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, surface_treatment: PAINT OUTSIDE, flow_control_device: DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-161-9995, 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
5557321
NSN: 4820-01-161-9995
FSC: 4820 — Valves, Nonpowered
CAGE: 55102 — CONTINENTAL EMSCO CO SKAGIT PRODUCTS DIV (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialCOPPER ALLOY FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
surface_treatmentPAINT OUTSIDE
flow_control_deviceDISK
valve_loading_methodSPRING
outlet_pressure_range5.0 TO 125.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedAIR
first_end_connection_typeTHREADED INTERNAL PIPE
first_end_style_designatorPLAIN
NSN4820-01-161-9995
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 5557321 · 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
•
FLOW CONTROL DEVICE: DISK
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
FIRST END STYLE DESIGNATOR: PLAIN
•
END CONNECTION QUANTITY: 2
•
OUTLET PRESSURE RANGE: 5.0 TO 125.0 CAMERA MOUNT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
REGULATION TYPEAUTOMATIC SINGLE STAGE
FIRST END STYLE DESIGNATORPLAIN
END CONNECTION QUANTITY2
OUTLET PRESSURE RANGE5.0 TO 125.0 CAMERA MOUNT
VALVE LOADING METHODSPRING
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5557321?
5557321 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 5557321?
5557321 is cataloged in the U.S. Government catalog under NSN 4820-01-161-9995. This indicates validated use in U.S. government and defense supply chains.
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