PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30178Valve,safety Relief

Danuser Machine Co · NSN 4820-01-254-4882 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-254-4882 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-254-4882. Primary manufacturer part number: 30178.
Features
  • Valve,safety Relief — FSC 4820
  • Style Designator: ANGLE
  • 1 verified cross-reference
  • Primary manufacturer: Danuser Machine Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-254-4882, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Danuser Machine Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-254-4882
Primary Part Number30178
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDanuser Machine Co
StatusACTIVE
Style DesignatorANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1730-00-003-0749P27-0543 INTERCHANGEABLE
Cover,spray Unit
Donaldson Company, Inc.
4320-00-349-6587 INTERCHANGEABLE
Ring,wearing
4730-00-447-405730178 INTERCHANGEABLE
Packing Nut
Brinkley Technology Group Llc Dba Hercules Manufacturing
3820-00-617-797530178 INTERCHANGEABLE
Hopper,conveyor
Eagle Crusher Co Inc Dba Stedman Machine Co
5962-01-045-54363713 INTERCHANGEABLE
Microcircuit,digital
Data Device Corp Dba Beta Transformer Technology
5940-01-069-8914 INTERCHANGEABLE
Splice,conductor
5315-01-199-701330178 INTERCHANGEABLE
Pin,hollow
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5365-01-243-728130178 INTERCHANGEABLE
Ring Special
Leupold & Stevens Inc
1005-01-623-891430178 INTERCHANGEABLE
Suppressor,small Arms Weapon
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
30178 PRIMARY Danuser Machine Co (USA)
Related Parts
1730-00-003-0749INTERCHANGEABLE
COVER,SPRAY UNIT
P27-0543
4320-00-349-6587INTERCHANGEABLE
RING,WEARING
4730-00-447-4057INTERCHANGEABLE
PACKING NUT
30178
3820-00-617-7975INTERCHANGEABLE
HOPPER,CONVEYOR
30178
5962-01-045-5436INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
3713
5940-01-069-8914INTERCHANGEABLE
SPLICE,CONDUCTOR
5315-01-199-7013INTERCHANGEABLE
PIN,HOLLOW
30178
5365-01-243-7281INTERCHANGEABLE
RING SPECIAL
30178
1005-01-623-8914INTERCHANGEABLE
SUPPRESSOR,SMALL ARMS WEAPON
30178

Frequently Asked Questions

What is NSN 4820-01-254-4882?

NSN 4820-01-254-4882 is a Valve,safety Relief, manufactured by Danuser Machine Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-254-4882?

NSN 4820-01-254-4882 has 1 cross-referenced part number: 30178 (Danuser Machine Co).

What NSN replaces 4820-01-254-4882?

There are 9 known substitutes for 4820-01-254-4882: 1730-00-003-0749, 4320-00-349-6587, 4730-00-447-4057 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30178?

Key specifications for 30178: Style Designator: ANGLE. 1 total characteristics are documented in the Federal Logistics Information System.

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