PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52108-807-1Restrictor Unit,fluid Flow

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4730-01-444-1085 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-444-1085 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-444-1085. Primary manufacturer part number: 52108-807-1.
Features
  • Restrictor Unit,fluid Flow — FSC 4730
  • End Connection Similarity: NOT IDENTICAL
  • Design Type: STRAIGHT
  • 4 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-444-1085, 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 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-444-1085
Primary Part Number52108-807-1
Item NameRestrictor Unit,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
End Connection SimilarityNOT IDENTICAL
Design TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2540-00-426-9781 INTERCHANGEABLE
Bracket,drawbar Fra
3020-00-534-3010 INTERCHANGEABLE
Gear,worm
1270-00-671-892952108 INTERCHANGEABLE
Waveguide Assy
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
4730-01-418-6489 INTERCHANGEABLE
Restrictor,fluid Flow
3040-01-432-595352041-1002-1 INTERCHANGEABLE
Shaft,shouldered
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-433-816552041-1003-1 INTERCHANGEABLE
Body,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4730-01-443-180752108-808-1 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
7025-01-446-4139 INTERCHANGEABLE
Disk Drive Unit
7690-01-625-510052108-1 INTERCHANGEABLE
Decal
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
5995-01-643-536752108 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cables to Go
Cross-Reference Index
Part NumberManufacturer
52108 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
52108 FIND 5 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
52108-807-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
52108-5 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
2540-00-426-9781INTERCHANGEABLE
BRACKET,DRAWBAR FRA
3020-00-534-3010INTERCHANGEABLE
GEAR,WORM
1270-00-671-8929INTERCHANGEABLE
WAVEGUIDE ASSY
52108
4730-01-418-6489INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
3040-01-432-5953INTERCHANGEABLE
SHAFT,SHOULDERED
52041-1002-1
4810-01-433-8165INTERCHANGEABLE
BODY,VALVE
52041-1003-1
4730-01-443-1807INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
52108-808-1
7025-01-446-4139INTERCHANGEABLE
DISK DRIVE UNIT
7690-01-625-5100INTERCHANGEABLE
DECAL
52108-1
5995-01-643-5367INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
52108
5995-01-707-9073INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
52108

Frequently Asked Questions

What is NSN 4730-01-444-1085?

NSN 4730-01-444-1085 is a Restrictor Unit,fluid Flow, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-444-1085?

NSN 4730-01-444-1085 has 4 cross-referenced part numbers: 52108 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 52108 FIND 5 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 52108-807-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 52108-5 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4730-01-444-1085?

There are 11 known substitutes for 4730-01-444-1085: 2540-00-426-9781, 3020-00-534-3010, 1270-00-671-8929 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52108-807-1?

Key specifications for 52108-807-1: End Connection Similarity: NOT IDENTICAL; Special Features: NHA=4810-01-433-8165; End Item Identification: SEAWOLF CLASS SSN; Design Type: STRAIGHT. 4 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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