PartsTable TECHNICAL DATA SHEET
NSN 4730-01-394-4834Government record, cited

Restrictor, Fluid Flow4730-01-394-4834

NSN 4730-01-394-4834 · NIIN 013944834 · Part number AIR129374
Apph Ltd · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE K0667
Government record, cited
NSN 4730-01-394-4834 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-394-4834. Manufacturer of record part number: AIR129374.
Also searched as  4730-01-394-4834 · 4730013944834 · NIIN 013944834 · 01-394-4834 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE K0667 · AIR129374 · FCRA1875100D
Nearby stock numbers  ·
Features
  • Restrictor,fluid Flow — FSC 4730
  • Length: 0.630 INCHES NOMINAL IN
  • Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED
  • Design Type: TUBULAR
  • Thread Series: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
  • Outside Diameter: 0.187 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
  • Thread Size Designator: 0.120-40 LOCATION NOT OTHERWISE SPECIFIED
Identification
  • NSN: 4730-01-394-4834
  • NIIN: 013944834
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: AIR129374
  • Manufacturer: Apph Ltd
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-394-4834, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Apph Ltd. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-394-4834
Primary Part NumberAIR129374
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerApph Ltd
StatusACTIVE
Length0.630 INCHES NOMINAL IN
Thread ProvisionTHREADED LOCATION NOT OTHERWISE SPECIFIED
Design TypeTUBULAR
Thread SeriesUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
Outside Diameter0.187 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Thread Size Designator0.120-40 LOCATION NOT OTHERWISE SPECIFIED
Thread Class3B LOCATION NOT OTHERWISE SPECIFIED
MaterialSTEEL COMP 304
Orifice Diameter0.187 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
AIR129374 Apph Ltd (GBR)
Reference documents
ReferenceMeaning
FCRA1875100D 3/2 Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-01-394-4834?

NSN 4730-01-394-4834 is a Restrictor,fluid Flow, manufactured by Apph Ltd, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-394-4834?

NSN 4730-01-394-4834 has 1 manufacturer part number on file: AIR129374 (Apph Ltd).

What are the specifications of AIR129374?

Key specifications for AIR129374: Length: 0.630 INCHES NOMINAL IN; Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: TUBULAR; Thread Series: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-394-4834 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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