PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A40463Reducer,tube

Davey Compressor Co Div of Keco Industries Inc · NSN 4730-00-716-5335 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-716-5335 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-716-5335. Primary manufacturer part number: A40463.
Features
  • Reducer,tube — FSC 4730
  • Nominal Thread Size: 0.500 INCHES FIRST END IN
  • Thread Series Designator: UNF SECOND END
  • Seat Angle: 37.0 DEGREES SECOND END
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES SECOND END IN
  • Thread Class: 3A SECOND END A
  • Nominal Overall Length: 1.190 INCHES IN
  • Reducer Type: CONCENTRIC
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-716-5335, 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 Davey Compressor Co Div of Keco Industries Inc. Government technical data includes 18 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-716-5335
Primary Part NumberA40463
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDavey Compressor Co Div of Keco Industries Inc
StatusACTIVE
Nominal Thread Size0.500 INCHES FIRST END IN
Thread Series DesignatorUNF SECOND END
Seat Angle37.0 DEGREES SECOND END
Nominal Outside Diameter Tube Accommodated0.250 INCHES SECOND END IN
Thread Class3A SECOND END A
Nominal Overall Length1.190 INCHES IN
Reducer TypeCONCENTRIC
Thread Class3B FIRST END
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Nominal Outside Diameter Tube Accommodated0.312 INCHES FIRST END IN
Connection StyleFLARED (TUBE) SECOND END
Seat Angle37.0 DEGREES FIRST END
Nominal Thread Size0.438 INCHES SECOND END IN
Surface TreatmentCADMIUM OVERALL
Connection TypeTHREADED INTERNAL TUBE FIRST END
Connection StyleFLARED (TUBE) FIRST END
Thread Series DesignatorUNF FIRST END
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6610-00-739-847640463 INTERCHANGEABLE
Gear,pivot,gimbal
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
6695-01-004-3534 INTERCHANGEABLE
Transducer,motional Pickup
5962-01-079-007540463 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
3020-01-310-124640463 INTERCHANGEABLE
Pulley,groove
Lake Shore Systems, Inc.
6850-01-567-618240463 INTERCHANGEABLE
Silicone Compound
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
A40463 Davey Compressor Co Div of Keco Industries Inc (USA)
40463 Davey Compressor Co Div of Keco Industries Inc (USA)
A40463 Drs Environmental Systems Inc (USA)
Related Parts
6610-00-739-8476INTERCHANGEABLE
GEAR,PIVOT,GIMBAL
40463
6695-01-004-3534INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
5962-01-079-0075INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40463
3020-01-310-1246INTERCHANGEABLE
PULLEY,GROOVE
40463
6850-01-567-6182INTERCHANGEABLE
SILICONE COMPOUND
40463

Frequently Asked Questions

What is NSN 4730-00-716-5335?

NSN 4730-00-716-5335 is a Reducer,tube, manufactured by Davey Compressor Co Div of Keco Industries Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-716-5335?

NSN 4730-00-716-5335 has 3 cross-referenced part numbers: A40463 (Davey Compressor Co Div of Keco Industries Inc), 40463 (Davey Compressor Co Div of Keco Industries Inc), A40463 (Drs Environmental Systems Inc).

What NSN replaces 4730-00-716-5335?

There are 5 known substitutes for 4730-00-716-5335: 6610-00-739-8476, 6695-01-004-3534, 5962-01-079-0075 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A40463?

Key specifications for A40463: Special Features: SUPPORTS GRUMMAN A10 AIRCRAFT; Nominal Thread Size: 0.500 INCHES FIRST END IN; Thread Series Designator: UNF SECOND END; Seat Angle: 37.0 DEGREES SECOND END. 19 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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