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NSN 4820-01-520-9117Government record, cited

Valve, Check4820-01-520-9117

NSN 4820-01-520-9117 · NIIN 015209117 · Part number TCVF0500SS-V-40.0
International Valve Corp Dba Check-All Valve Mfg. Co. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 28396
Government record, cited
NSN 4820-01-520-9117 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-520-9117. Manufacturer of record part number: TCVF0500SS-V-40.0.
Also searched as  4820-01-520-9117 · 4820015209117 · NIIN 015209117 · 01-520-9117 · FSC 4820 Valves, Nonpowered · CAGE 28396 · TCVF0500SS-V-40.0
Nearby stock numbers  ·
Features
  • Valve,check — FSC 4820
  • Flow Control Device: POPPET
  • Connection Style: FLARED (TUBE) ALL ENDS
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Style Designator: STRAIGHT THRU
  • Seat Angle: 37.0 DEGREES ALL ENDS
  • Disk Loading Method: SPRING
  • Opening Pressure Setting: 40.0 POUNDS PER SQUARE INCH LBS
Identification
  • NSN: 4820-01-520-9117
  • NIIN: 015209117
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: TCVF0500SS-V-40.0
  • Manufacturer: International Valve Corp Dba Check-All Valve Mfg. Co.
General Description

The Valve,check, cataloged under National Stock Number 4820-01-520-9117, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is International Valve Corp Dba Check-All Valve Mfg. Co.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-520-9117
Primary Part NumberTCVF0500SS-V-40.0
Item NameValve,check
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerInternational Valve Corp Dba Check-All Valve Mfg. Co.
StatusACTIVE
Flow Control DevicePOPPET
Connection StyleFLARED (TUBE) ALL ENDS
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Style DesignatorSTRAIGHT THRU
Seat Angle37.0 DEGREES ALL ENDS
Disk Loading MethodSPRING
Opening Pressure Setting40.0 POUNDS PER SQUARE INCH LBS
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
TCVF0500SS-V-40.0 PRIMARY International Valve Corp Dba Check-All Valve Mfg. Co. (USA)
No interchangeability data on file.
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
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-520-9117?

NSN 4820-01-520-9117 is a Valve,check, manufactured by International Valve Corp Dba Check-All Valve Mfg. Co., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-520-9117?

NSN 4820-01-520-9117 has 1 manufacturer part number on file: TCVF0500SS-V-40.0 (International Valve Corp Dba Check-All Valve Mfg. Co.).

What are the specifications of TCVF0500SS-V-40.0?

Key specifications for TCVF0500SS-V-40.0: Flow Control Device: POPPET; Connection Style: FLARED (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Style Designator: STRAIGHT THRU. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-520-9117 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.

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