PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27637Tube Assembly,metal

Hdt Expeditionary Systems Inc · NSN 4710-00-862-3873 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-862-3873 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-862-3873. Primary manufacturer part number: 27637.
Features
  • Tube Assembly,metal — FSC 4710
  • End Connection Style: DOUBLE COMPRESSION SINGLE END
  • Material: COPPER TUBING
  • Design Form: PREBENT
  • Tube Outside Diameter: 0.312 INCHES NOMINAL IN
  • Wall Thickness: 0.032 INCHES NOMINAL IN
  • Material: COPPER SINGLE END
  • 3 verified cross-references
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Tubing construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-862-3873, is classified within Federal Supply Class 4710 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4710-00-862-3873
Primary Part Number27637
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
End Connection StyleDOUBLE COMPRESSION SINGLE END
MaterialCOPPER TUBING
Design FormPREBENT
Tube Outside Diameter0.312 INCHES NOMINAL IN
Wall Thickness0.032 INCHES NOMINAL IN
MaterialCOPPER SINGLE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5970-01-047-693327637 INTERCHANGEABLE
Insulator,washer
Eaton Corp Information Management Systems Div Microwave Components
5995-01-149-018627637 INTERCHANGEABLE
Cable Assembly,radio Frequency
Viant Collegeville Llc
1650-01-418-403927637 INTERCHANGEABLE
Filter,fluid
Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
Cross-Reference Index
Part NumberManufacturer
27637 Hdt Expeditionary Systems Inc (USA)
27637 Drs Environmental Systems Inc (USA)
27637 Davey Compressor Co Div of Keco Industries Inc (USA)
Related Parts
5970-01-047-6933INTERCHANGEABLE
INSULATOR,WASHER
27637
5995-01-149-0186INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27637
1650-01-418-4039INTERCHANGEABLE
FILTER,FLUID
27637

Frequently Asked Questions

What is NSN 4710-00-862-3873?

NSN 4710-00-862-3873 is a Tube Assembly,metal, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4710 (No Item Name Available). Status: active.

What are the part numbers for NSN 4710-00-862-3873?

NSN 4710-00-862-3873 has 3 cross-referenced part numbers: 27637 (Hdt Expeditionary Systems Inc), 27637 (Drs Environmental Systems Inc), 27637 (Davey Compressor Co Div of Keco Industries Inc).

What NSN replaces 4710-00-862-3873?

There are 3 known substitutes for 4710-00-862-3873: 5970-01-047-6933, 5995-01-149-0186, 1650-01-418-4039. Verify interchangeability with system specifications before substitution.

What are the specifications of 27637?

Key specifications for 27637: End Connection Style: DOUBLE COMPRESSION SINGLE END; Material: COPPER TUBING; Design Form: PREBENT; Tube Outside Diameter: 0.312 INCHES NOMINAL IN. 8 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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