NSN 4820-01-412-5515 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-412-5515. Manufacturer of record part number: H-8-16-10.
The Valve,check, cataloged under National Stock Number 4820-01-412-5515, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Todd Combustion Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Valve,check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Todd Combustion Inc (CAGE 31923)
Technical Specifications
Parameter
Value
NSN
4820-01-412-5515
Primary Part Number
H-8-16-10
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Todd Combustion Inc
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
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5995-01-475-706636028POSSIBLE MATCH
ADAPTER,CABLE-RTC
Possible match (shared part number)Midcon Cables Co., Inc.
5310-01-504-19418305002POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Jlg Industries, Inc.
NSN 4820-01-412-5515 is a Valve,check, manufactured by Todd Combustion Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-412-5515?
NSN 4820-01-412-5515 has 2 manufacturer part numbers on file: 36028 (Todd Combustion Inc), H-8-16-10 (Todd Combustion Inc).
What NSN replaces 4820-01-412-5515?
2 possible matches (shared part number, not a government interchangeability claim): 5995-01-475-7066, 5310-01-504-1941. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-412-5515 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.