PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4624Valve,safety Relief

Pneudraulics, Inc. · NSN 4820-01-129-3453 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-129-3453 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-129-3453. Primary manufacturer part number: 4624.
Features
  • Valve,safety Relief — FSC 4820
  • Valve Operation Method: AUTOMATIC
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Style Designator: STRAIGHT THRU
  • 3 verified cross-references
  • Primary manufacturer: Pneudraulics, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-129-3453, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-129-3453
Primary Part Number4624
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPneudraulics, Inc.
StatusACTIVE
Valve Operation MethodAUTOMATIC
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
1005-00-052-95354624 INTERCHANGEABLE
Rod,cleaning,small Arms
Marine Depot Maintenance Command Div Marine Corps Logistics Command, Usmc
5330-00-073-1109 INTERCHANGEABLE
Gasket,fuel Cell
5950-00-269-28304624 INTERCHANGEABLE
Transformer,power
Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp
5950-00-645-3771SMC743770 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5905-00-961-398595J1K1 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
3020-01-192-83904624 INTERCHANGEABLE
Gear,bevel
Carlisle & Finch Co
3439-01-333-7787 INTERCHANGEABLE
Soldering Gun
5120-01-335-9069 INTERCHANGEABLE
Socket,socket Wrench
3950-01-375-8009 INTERCHANGEABLE
Hoist,chain
5365-01-535-11644624 INTERCHANGEABLE
Spacer,sleeve
B/e Aerospace Inc Dba Interturbine
Cross-Reference Index
Part NumberManufacturer
65664-09945 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
65664-09945-101 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
4624 PRIMARY Pneudraulics, Inc. (USA)
Related Parts
1005-00-052-9535INTERCHANGEABLE
ROD,CLEANING,SMALL ARMS
4624
5330-00-073-1109INTERCHANGEABLE
GASKET,FUEL CELL
5950-00-269-2830INTERCHANGEABLE
TRANSFORMER,POWER
4624
5950-00-645-3771INTERCHANGEABLE
COIL,RADIO FREQUENCY
SMC743770
5905-00-961-3985INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
95J1K1
3020-01-192-8390INTERCHANGEABLE
GEAR,BEVEL
4624
3439-01-333-7787INTERCHANGEABLE
SOLDERING GUN
5120-01-335-9069INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3950-01-375-8009INTERCHANGEABLE
HOIST,CHAIN
5365-01-535-1164INTERCHANGEABLE
SPACER,SLEEVE
4624

Frequently Asked Questions

What is NSN 4820-01-129-3453?

NSN 4820-01-129-3453 is a Valve,safety Relief, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-129-3453?

NSN 4820-01-129-3453 has 3 cross-referenced part numbers: 65664-09945 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 65664-09945-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 4624 (Pneudraulics, Inc.).

What NSN replaces 4820-01-129-3453?

There are 10 known substitutes for 4820-01-129-3453: 1005-00-052-9535, 5330-00-073-1109, 5950-00-269-2830 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4624?

Key specifications for 4624: Valve Operation Method: AUTOMATIC; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Style Designator: STRAIGHT THRU. 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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