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RK-21-200-ETC — MODIFICATION KIT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

RK-21-200-ETC: MODIFICATION KIT,VALVE.

The MODIFICATION KIT,VALVE is a the manufacturer industrial component. Key specifications include document_type: BILL OF MATERIAL, document_source: 5PC96, component_document_origin: INDUSTRIAL, part_name_assigned_by_controlling_agency: REPAIR KIT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-682-6846, 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
RK-21-200-ETC
NSN: 4820-01-682-6846
FSC: 4820 — Valves, Nonpowered
CAGE: 5PC96 — ALLOY VALVES & CONTROL, INC. DBA ALLOY VALVES & CONTROLS (USA)
SPECIFICATIONS
document_typeBILL OF MATERIAL
document_source5PC96
component_document_originINDUSTRIAL
part_name_assigned_by_controlling_agencyREPAIR KIT
NSN4820-01-682-6846
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: RK-21-200-ETC · 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
•
DOCUMENT TYPE: BILL OF MATERIAL
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT SOURCE: 5PC96
TECHNICAL CHARACTERISTICS
DOCUMENT TYPEBILL OF MATERIAL
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT SOURCE5PC96
PART NAME ASSIGNED BY CONTROLLING AGENCYREPAIR KIT
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RK-21-200-ETC?
RK-21-200-ETC is a MODIFICATION KIT,VALVE.
What is the NSN for RK-21-200-ETC?
RK-21-200-ETC is cataloged in the U.S. Government catalog under NSN 4820-01-682-6846. 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.