PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321009Valve,safety Relief

American Piledriving Equipment Inc · NSN 4820-01-541-7450 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-541-7450 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-541-7450. Primary manufacturer part number: 321009.
Features
  • Valve,safety Relief — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: American Piledriving Equipment Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-541-7450, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is American Piledriving Equipment Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-541-7450
Primary Part Number321009
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAmerican Piledriving Equipment Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-758-5416321009 INTERCHANGEABLE
Cap,switch
Telemechanics Inc
5905-01-038-0608 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6150-01-068-3695 INTERCHANGEABLE
Lead,electrical
5895-01-119-961132100-9 INTERCHANGEABLE
Capacitor Module
Rockwell Collins, Inc. Dba Rc Displays Systems
5305-01-656-6126321-009 INTERCHANGEABLE
Screw,cap,hexagon Head
Malabar
Cross-Reference Index
Part NumberManufacturer
321009 PRIMARY American Piledriving Equipment Inc (USA)
Related Parts
5930-00-758-5416INTERCHANGEABLE
CAP,SWITCH
321009
5905-01-038-0608INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6150-01-068-3695INTERCHANGEABLE
LEAD,ELECTRICAL
5895-01-119-9611INTERCHANGEABLE
CAPACITOR MODULE
32100-9
5305-01-656-6126INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
321-009

Frequently Asked Questions

What is NSN 4820-01-541-7450?

NSN 4820-01-541-7450 is a Valve,safety Relief, manufactured by American Piledriving Equipment Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-541-7450?

NSN 4820-01-541-7450 has 1 cross-referenced part number: 321009 (American Piledriving Equipment Inc).

What NSN replaces 4820-01-541-7450?

There are 5 known substitutes for 4820-01-541-7450: 5930-00-758-5416, 5905-01-038-0608, 6150-01-068-3695 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 321009?

Key specifications for 321009: Special Features: USED IN SUPPRESSOR HOUSING OF APE VIBRATORY PILE DRIVER/EXTRACTOR, MODEL 150 SUPPRESSOR; End Item Identification: 3895-01-099-1792 EXTRACTOR,PILE,POWERED; Part Name Assigned by Controlling Agency: POP-OFF VALVE. 3 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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