PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11541Valve,regulating,fluid Pressure

DP Mfg Inc · NSN 4820-01-251-5284 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-251-5284 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-251-5284. Primary manufacturer part number: 11541.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: DP Mfg Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-251-5284, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is DP Mfg Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersDP Mfg Inc (CAGE 58864)
Technical Specifications
ParameterValue
NSN4820-01-251-5284
Primary Part Number11541
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDP Mfg Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-050-934511541 INTERCHANGEABLE
Gasket
Grimes Aerospace Company
5133-00-233-6395 INTERCHANGEABLE
Drill,twist
5815-00-356-3357SC-D-69993 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5365-00-551-250811541 INTERCHANGEABLE
Ring,retainer
Doall Baltimore Company
5136-00-555-0539 INTERCHANGEABLE
Tap,thread Cutting
5950-00-648-0716 INTERCHANGEABLE
Transformer,radio Frequency
4730-00-735-4388115-41 INTERCHANGEABLE
Coupling Half,quick Disconnect
Blue Jay Manufacturing Co
5950-01-019-5290948819-1 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
4820-01-366-562211541 INTERCHANGEABLE
Valve,regulating,system Pressure
DP Manufacturing Inc.
5955-01-380-6195 INTERCHANGEABLE
Crystal Unit,quartz
Cross-Reference Index
Part NumberManufacturer
11541 PRIMARY DP Mfg Inc (USA)
Related Parts
5330-00-050-9345INTERCHANGEABLE
GASKET
11541
5133-00-233-6395INTERCHANGEABLE
DRILL,TWIST
5815-00-356-3357INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SC-D-69993
5365-00-551-2508INTERCHANGEABLE
RING,RETAINER
11541
5136-00-555-0539INTERCHANGEABLE
TAP,THREAD CUTTING
5950-00-648-0716INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4730-00-735-4388INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
115-41
5950-01-019-5290INTERCHANGEABLE
REACTOR
948819-1
4820-01-366-5622INTERCHANGEABLE
VALVE,REGULATING,SYSTEM PRESSURE
11541
5955-01-380-6195INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
4730-01-385-6972INTERCHANGEABLE
CLAMP,HOSE
1507A
5120-01-399-8834INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 4820-01-251-5284?

NSN 4820-01-251-5284 is a Valve,regulating,fluid Pressure, manufactured by DP Mfg Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-251-5284?

NSN 4820-01-251-5284 has 1 cross-referenced part number: 11541 (DP Mfg Inc).

What NSN replaces 4820-01-251-5284?

There are 12 known substitutes for 4820-01-251-5284: 5330-00-050-9345, 5133-00-233-6395, 5815-00-356-3357 and 9 more. Verify interchangeability with system specifications before substitution.

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