PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

124721Valve,relief,pressure and Temper

Aerco International, Inc. Dba Aerco International Inc · NSN 4820-01-536-4101 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-536-4101 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-536-4101. Primary manufacturer part number: 124721.
Features
  • Valve,relief,pressure and Temper — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Aerco International, Inc. Dba Aerco International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-536-4101, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerco International, Inc. Dba Aerco International Inc. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,relief,pressure and Temper
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersAerco International, Inc. Dba Aerco International Inc (CAGE 95368)
Technical Specifications
ParameterValue
NSN4820-01-536-4101
Primary Part Number124721
Item NameValve,relief,pressure and Temper
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAerco International, Inc. Dba Aerco International Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5845-00-284-0604 INTERCHANGEABLE
Sonar Set Subassemb
2940-00-836-1364199730R91 INTERCHANGEABLE
Filter Element,intake Air Cleane
Navistar Intl Corp Truck Br Ohio Plant
Cross-Reference Index
Part NumberManufacturer
201263 ITEM 15 Aerco International, Inc. Dba Aerco International Inc (USA)
124721 PRIMARY Aerco International, Inc. Dba Aerco International Inc (USA)
201260 ITEM 18 Aerco International, Inc. Dba Aerco International Inc (USA)
Related Parts
5845-00-284-0604INTERCHANGEABLE
SONAR SET SUBASSEMB
2940-00-836-1364INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
199730R91

Frequently Asked Questions

What is NSN 4820-01-536-4101?

NSN 4820-01-536-4101 is a Valve,relief,pressure and Temper, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-536-4101?

NSN 4820-01-536-4101 has 3 cross-referenced part numbers: 201263 ITEM 15 (Aerco International, Inc. Dba Aerco International Inc), 124721 (Aerco International, Inc. Dba Aerco International Inc), 201260 ITEM 18 (Aerco International, Inc. Dba Aerco International Inc).

What NSN replaces 4820-01-536-4101?

There are 2 known substitutes for 4820-01-536-4101: 5845-00-284-0604, 2940-00-836-1364. Verify interchangeability with system specifications before substitution.

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