PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M-1561Reed Valve Head

W.w. Grainger, Inc. Div Government Sales Division · NSN 4820-01-180-5053 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-180-5053 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-180-5053. Primary manufacturer part number: M-1561.
Features
  • Reed Valve Head — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: W.w. Grainger, Inc. Div Government Sales Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Reed Valve Head, cataloged under National Stock Number 4820-01-180-5053, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameReed Valve Head
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersW.w. Grainger, Inc. Div Government Sales Division (CAGE 25795)
Technical Specifications
ParameterValue
NSN4820-01-180-5053
Primary Part NumberM-1561
Item NameReed Valve Head
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6140-00-454-9614 INTERCHANGEABLE
Battery,storage
5821-00-962-096461A36C51 INTERCHANGEABLE
Plate Assembly
Naval Sea Systems Command
4310-01-039-3732M1561 INTERCHANGEABLE
Cylinder Head,compressor
Gardner Denver Inc.
Cross-Reference Index
Part NumberManufacturer
M-1561 PRIMARY W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
6140-00-454-9614INTERCHANGEABLE
BATTERY,STORAGE
5821-00-962-0964INTERCHANGEABLE
PLATE ASSEMBLY
61A36C51
4310-01-039-3732INTERCHANGEABLE
CYLINDER HEAD,COMPRESSOR
M1561

Frequently Asked Questions

What is NSN 4820-01-180-5053?

NSN 4820-01-180-5053 is a Reed Valve Head, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-180-5053?

NSN 4820-01-180-5053 has 1 cross-referenced part number: M-1561 (W.w. Grainger, Inc. Div Government Sales Division).

What NSN replaces 4820-01-180-5053?

There are 3 known substitutes for 4820-01-180-5053: 6140-00-454-9614, 5821-00-962-0964, 4310-01-039-3732. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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