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NSN 4820-01-419-6317Government record, cited
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Valve, Check4820-01-419-6317

NSN 4820-01-419-6317 · NIIN 014196317
FSC 4820 — Valves, Nonpowered · FSG 48 — Valves
Government record, cited
Also searched as  4820-01-419-6317 · 4820014196317 · NIIN 014196317 · 01-419-6317 · FSC 4820 Valves, Nonpowered · PLC-11440 · MIL-V-24630 · M24630/1-04 · PLC-11440-04 · 218029810
Nearby stock numbers  ·
GATE VALVE PROFILE
4820-01-419-6317 — Valves, Nonpowered
Features
  • Valve,check — FSC 4820
  • Connection Style: PLAIN, OPTIONAL END (PIPE) SECOND END
  • Connection Style: PLAIN (TUBE) FIRST END
  • Mounting Position: HORIZONTAL
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Connection Type: THREADED INTERNAL TUBE SECOND END
  • Style Designator: STRAIGHT THRU
  • Thread Direction: RIGHT-HAND ALL ENDS
Identification
  • NSN: 4820-01-419-6317
  • NIIN: 014196317
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
General Description

The Valve,check, cataloged under National Stock Number 4820-01-419-6317, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-419-6317
Item NameValve,check
FSC / FSG4820 / 48 — Valves, Nonpowered
StatusACTIVE
Connection StylePLAIN, OPTIONAL END (PIPE) SECOND END
Connection StylePLAIN (TUBE) FIRST END
Mounting PositionHORIZONTAL
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Connection TypeTHREADED INTERNAL TUBE SECOND END
Style DesignatorSTRAIGHT THRU
Thread DirectionRIGHT-HAND ALL ENDS
Nominal Thread Size1.188 INCHES ALL ENDS IN
Media for Which DesignedFUEL/OIL, HYDROCARBON SINGLE RESPONSE
Thread Class3A FIRST END A
Thread Class3B SECOND END
Thread Quantity Per Inch12 ALL ENDS
Thread Series DesignatorUN ALL ENDS
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-421-2596 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4820-01-421-6345114398CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4820-01-421-6346114395CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4820-01-421-6350114399CD POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4730-01-421-6833 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4730-01-421-6835 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4820-01-422-5734PLC-11440-40 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Admiral Valve Llc Dba Cpv Manufacturing
4730-01-422-7252 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
4730-01-422-7254 POSSIBLE MATCH
NUT,UNION
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
PLC-11440 D/9 Drawing number reference only
U.S. Government activity
MIL-V-24630 5/9 Secondary reference
U.S. Government activity
M24630/1-04 2/2 Government specification standardization
U.S. Government activity
PLC-11440-04 5/1 Secondary reference
U.S. Government activity
218029810 5/1 Secondary reference
Naval Sea Systems Command
MIL-DTL-24630/1 4/1 Identification reference
U.S. Government activity
Related Parts
4730-01-421-2596POSSIBLE MATCH
NUT,UNION
4820-01-421-6345POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114398CD
4820-01-421-6346POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114395CD
4820-01-421-6350POSSIBLE MATCH
CARTRIDGE,CHECK VALVE
114399CD
4730-01-421-6833POSSIBLE MATCH
NUT,UNION
4730-01-421-6835POSSIBLE MATCH
NUT,UNION
4820-01-422-5734POSSIBLE MATCH
VALVE,CHECK
PLC-11440-40
4730-01-422-7252POSSIBLE MATCH
NUT,UNION
4730-01-422-7254POSSIBLE MATCH
NUT,UNION

Frequently Asked Questions

What is NSN 4820-01-419-6317?

NSN 4820-01-419-6317 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-419-6317?

9 possible matches (shared part number, not a government interchangeability claim): 4730-01-421-2596, 4820-01-421-6345, 4820-01-421-6346. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-01-419-6317?

Key specifications for 4820-01-419-6317: Connection Style: PLAIN, OPTIONAL END (PIPE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Mounting Position: HORIZONTAL; Connection Type: THREADED EXTERNAL TUBE FIRST END. 14 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-419-6317 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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