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NSN 4820-01-719-9031Government record, cited

Valve, Check4820-01-719-9031

NSN 4820-01-719-9031 · NIIN 017199031 · Part number U3KSSVT.125SS

International Valve Corp Dba Check-All Valve Mfg. Co. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 28396

Government record, cited

NSN 4820-01-719-9031 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-719-9031. Manufacturer of record part number: U3KSSVT.125SS.

Also searched as 4820-01-719-9031 · 4820017199031 · NIIN 017199031 · 01-719-9031 · FSC 4820 Valves, Nonpowered · CAGE 28396 · U3KSSVT.125SS · NMM000099 · NMM000099-007 · NMM000099-007

Nearby stock numbers ← 4820-01-719-8514 Retainer, Disk, Valve · 4820-01-719-9072 Valve, Safety Relief →

4820-01-719-9031 — Valves, Nonpowered

Features

Valve,check — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: International Valve Corp Dba Check-All Valve Mfg. Co.

Identification

NSN: 4820-01-719-9031
NIIN: 017199031
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: U3KSSVT.125SS
Manufacturer: International Valve Corp Dba Check-All Valve Mfg. Co.

General Description

The Valve,check, cataloged under National Stock Number 4820-01-719-9031, 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.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,check
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	International Valve Corp Dba Check-All Valve Mfg. Co. (CAGE 28396); Bird-Johnson Propeller Company, Llc (CAGE 07309)

Technical Specifications

Parameter	Value
NSN	4820-01-719-9031
Primary Part Number	U3KSSVT.125SS
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	International Valve Corp Dba Check-All Valve Mfg. Co.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
U3KSSVT.125SS PRIMARY	International Valve Corp Dba Check-All Valve Mfg. Co. (USA)
NMM000099-007 PRIMARY	Bird-Johnson Propeller Company, Llc (USA)

Reference documents

Reference	Meaning
NMM000099	D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc
NMM000099-007	3/2 Design control — primary reference U.S. Government activity

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 4820-01-719-9031?

NSN 4820-01-719-9031 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 4820-01-719-9031?

NSN 4820-01-719-9031 has 2 manufacturer part numbers on file: U3KSSVT.125SS (International Valve Corp Dba Check-All Valve Mfg. Co.), NMM000099-007 (Bird-Johnson Propeller Company, Llc).

Is NSN 4820-01-719-9031 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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