NSN 4820-01-137-1870 · NIIN 011371870 · Part number 787AS271-2
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 30003
Government record, cited
NSN 4820-01-137-1870 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-137-1870. Manufacturer of record part number: 787AS271-2.
Also searched as4820-01-137-1870 ·
4820011371870 ·
NIIN 011371870 ·
01-137-1870 ·
FSC 4820 Valves, Nonpowered · CAGE 30003 · 787AS271-2
Nearby stock numbers← 4820-01-137-1869 Valve, Linear, Directional Control
·
4820-01-137-1871 Valve, Linear, Directional Control →
4820-01-137-1870 — Valves, Nonpowered
Features
Valve,linear,directional Control — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Identification
NSN: 4820-01-137-1870
NIIN: 011371870
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 787AS271-2
Manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
General Description
The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-137-1870, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. 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
Parameter
Value
NSN
4820-01-137-1870
Primary Part Number
787AS271-2
Item Name
Valve,linear,directional Control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (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 4820-01-137-1870?
NSN 4820-01-137-1870 is a Valve,linear,directional Control, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-137-1870?
NSN 4820-01-137-1870 has 1 manufacturer part number on file: 787AS271-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
What are the specifications of 787AS271-2?
Key specifications for 787AS271-2: Special Features: STEEL,OPERATING PRESSURE 3000.0 PSI,5.000 IN. O/A LG,1.680 IN. W IN. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-137-1870 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.