PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-345Restrictor

Purex Corp Turco Products Div · NSN 4730-01-034-8999 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-034-8999 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-034-8999. Primary manufacturer part number: S-345.
Features
  • Restrictor — FSC 4730
  • General Characteristics Item Description: GUN 1/4 INCH ORIFICE,MODEL NO. D-1 IN
  • 1 verified cross-reference
  • Primary manufacturer: Purex Corp Turco Products Div
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor, cataloged under National Stock Number 4730-01-034-8999, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Purex Corp Turco Products Div. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-034-8999
Primary Part NumberS-345
Item NameRestrictor
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPurex Corp Turco Products Div
StatusACTIVE
General Characteristics Item DescriptionGUN 1/4 INCH ORIFICE,MODEL NO. D-1 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-572-3990F36403 INTERCHANGEABLE
Spring,helical,extension
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
Cross-Reference Index
Part NumberManufacturer
S-345 Purex Corp Turco Products Div (USA)
Related Parts
5360-00-572-3990INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
F36403

Frequently Asked Questions

What is NSN 4730-01-034-8999?

NSN 4730-01-034-8999 is a Restrictor, manufactured by Purex Corp Turco Products Div, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-034-8999?

NSN 4730-01-034-8999 has 1 cross-referenced part number: S-345 (Purex Corp Turco Products Div).

What NSN replaces 4730-01-034-8999?

There is 1 known substitute for 4730-01-034-8999: 5360-00-572-3990. Verify interchangeability with system specifications before substitution.

What are the specifications of S-345?

Key specifications for S-345: End Item Identification: STEAMERETTE NSN 4940002789626; General Characteristics Item Description: GUN 1/4 INCH ORIFICE,MODEL NO. D-1 IN. 2 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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