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Technical Data Sheet

2181284 PC3 1/2INSS — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2181284 PC3 1/2INSS: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 5.688 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY AND SQUARE, largest_outside_diameter: 0.560 INCHES NOMINAL IN, valve_size_for_which_designed: 0.500 INCHES IN, valve_type_for_which_designed: GLOBE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-386-7411, 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
2181284 PC3 1/2INSS
NSN: 4820-01-386-7411
FSC: 4820 — Valves, Nonpowered
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length5.688 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY AND SQUARE
largest_outside_diameter0.560 INCHES NOMINAL IN
valve_size_for_which_designed0.500 INCHES IN
valve_type_for_which_designedGLOBE
criticality_code_justificationZZZY
material_document_and_classificationASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR SUBSAFE ITEMS
NSN4820-01-386-7411
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2181284 PC3 1/2INSS · 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: GLOBE
•
LARGEST OUTSIDE DIAMETER: 0.560 INCHES NOMINAL IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY AND SQUARE
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 0.500 INCHES IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDGLOBE
LARGEST OUTSIDE DIAMETER0.560 INCHES NOMINAL IN
STEM ACTUATING END TYPETHREADED EXTERNALLY AND SQUARE
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.688 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED0.500 INCHES IN
MATERIALCOPPER ALLOY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR SUBSAFE ITEMS
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 4
SS845-2181284 PC3 1/2INSSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2181284 PC3 1/2INReference document
Same NSN cross-reference
Reference document — Secondary reference
845-2181284 PC3 1/2INSSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SS845-2181284 PC3 1/2INReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 2181284 PC3 1/2INSS?
2181284 PC3 1/2INSS is a STEM,FLUID VALVE.
What parts can replace 2181284 PC3 1/2INSS?
There are 4 known substitutes for 2181284 PC3 1/2INSS: SS845-2181284 PC3 1/2INSS, 2181284 PC3 1/2IN, 845-2181284 PC3 1/2INSS and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2181284 PC3 1/2INSS?
2181284 PC3 1/2INSS is cataloged in the U.S. Government catalog under NSN 4820-01-386-7411. This indicates validated use in U.S. government and defense supply chains.
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