NSN 4820-01-681-9082 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-681-9082. Manufacturer of record part number: 8431762.
Also searched as4820-01-681-9082 ·
4820016819082 ·
NIIN 016819082 ·
01-681-9082 ·
FSC 4820 Valves, Nonpowered · CAGE 39VG9 · 8431762
The Valve,check, cataloged under National Stock Number 4820-01-681-9082, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-681-9082
Primary Part Number
8431762
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc
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 4820-01-681-9082?
NSN 4820-01-681-9082 is a Valve,check, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-681-9082?
NSN 4820-01-681-9082 has 1 manufacturer part number on file: 8431762 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc).
What are the specifications of 8431762?
Key specifications for 8431762: Valve Operation Method: AUTOMATIC. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-681-9082 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.