PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6478Valve,safety Relief

Ingersoll Rand Co · NSN 4820-00-136-8601 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-136-8601 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-136-8601. Primary manufacturer part number: 6478.
Features
  • Valve,safety Relief — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Ingersoll Rand Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-136-8601, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ingersoll Rand Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersIngersoll Rand Co (CAGE 30760)
Technical Specifications
ParameterValue
NSN4820-00-136-8601
Primary Part Number6478
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerIngersoll Rand Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-058-76843B90068-105 INTERCHANGEABLE
Transformer,power Autotransforme
Lockheed Martin Corp
5330-00-171-414106478 INTERCHANGEABLE
Gasket
Hayes Wheels Intl Inc Akron Opns
4820-00-277-1715 INTERCHANGEABLE
Valve,angle
5305-00-809-30439H1P1-4-12C INTERCHANGEABLE
Screw,tapping
Raytheon Company Div Corp
5960-00-821-6693 INTERCHANGEABLE
Electron Tube
5310-01-148-19154004000 INTERCHANGEABLE
Washer,split
Alfa Laval Inc
5330-01-252-29699008086 INTERCHANGEABLE
Retainer,packing
Ships Machinery International, Inc.
5855-01-373-75386478 INTERCHANGEABLE
Cell,optical Element
Oriel Corp
Cross-Reference Index
Part NumberManufacturer
6478 Ingersoll Rand Co (USA)
Related Parts
5950-00-058-7684INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
3B90068-105
5330-00-171-4141INTERCHANGEABLE
GASKET
06478
4820-00-277-1715INTERCHANGEABLE
VALVE,ANGLE
5305-00-809-3043INTERCHANGEABLE
SCREW,TAPPING
9H1P1-4-12C
5960-00-821-6693INTERCHANGEABLE
ELECTRON TUBE
5310-01-148-1915INTERCHANGEABLE
WASHER,SPLIT
4004000
5330-01-252-2969INTERCHANGEABLE
RETAINER,PACKING
9008086
5855-01-373-7538INTERCHANGEABLE
CELL,OPTICAL ELEMENT
6478

Frequently Asked Questions

What is NSN 4820-00-136-8601?

NSN 4820-00-136-8601 is a Valve,safety Relief, manufactured by Ingersoll Rand Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-136-8601?

NSN 4820-00-136-8601 has 1 cross-referenced part number: 6478 (Ingersoll Rand Co).

What NSN replaces 4820-00-136-8601?

There are 8 known substitutes for 4820-00-136-8601: 5950-00-058-7684, 5330-00-171-4141, 4820-00-277-1715 and 5 more. Verify interchangeability with system specifications before substitution.

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