PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1P-3551Chuck,air,inflating

Caterpillar Inc Div Caterpillar Defense · NSN 4730-01-185-4086 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-185-4086 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-185-4086. Primary manufacturer part number: 1P-3551.
Features
  • Chuck,air,inflating — FSC 4730
  • 3 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Chuck,air,inflating, cataloged under National Stock Number 4730-01-185-4086, 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 Caterpillar Inc Div Caterpillar Defense. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameChuck,air,inflating
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersSchrader-Bridgeport International Inc Dba Schrader Automotive (CAGE 27783); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN4730-01-185-4086
Primary Part Number1P-3551
Item NameChuck,air,inflating
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3040-00-479-1046427198 INTERCHANGEABLE
Gearshaft,spur
Curtiss-Wright Controls, Inc. Div Actuation Division
4730-01-185-96604660A INTERCHANGEABLE
Chuck,air,inflating
Schrader-Bridgeport International Inc Dba Schrader Automotive
Cross-Reference Index
Part NumberManufacturer
427-198 Schrader-Bridgeport International Inc Dba Schrader Automotive (USA)
5R5806 Caterpillar Inc Div Caterpillar Defense (USA)
1P-3551 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
3040-00-479-1046INTERCHANGEABLE
GEARSHAFT,SPUR
427198
4730-01-185-9660INTERCHANGEABLE
CHUCK,AIR,INFLATING
4660A

Frequently Asked Questions

What is NSN 4730-01-185-4086?

NSN 4730-01-185-4086 is a Chuck,air,inflating, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-185-4086?

NSN 4730-01-185-4086 has 3 cross-referenced part numbers: 427-198 (Schrader-Bridgeport International Inc Dba Schrader Automotive), 5R5806 (Caterpillar Inc Div Caterpillar Defense), 1P-3551 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 4730-01-185-4086?

There are 2 known substitutes for 4730-01-185-4086: 3040-00-479-1046, 4730-01-185-9660. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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