PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

179837Spacer,tube Seal

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2840-00-320-2344 · FSC 2840 · No Item Name Available
Verified by PartsTable
NSN 2840-00-320-2344 — this item is cataloged by the U.S. Government under National Stock Number 2840-00-320-2344. Primary manufacturer part number: 179837.
Features
  • Spacer,tube Seal — FSC 2840
  • Criticality Code Justification: AGAV
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Spacer,tube Seal, cataloged under National Stock Number 2840-00-320-2344, is classified within Federal Supply Class 2840 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2840-00-320-2344
Primary Part Number179837
Item NameSpacer,tube Seal
FSC / FSG2840 / 28 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Criticality Code JustificationAGAV
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5305-00-017-9837 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
179837 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5305-00-017-9837INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 2840-00-320-2344?

NSN 2840-00-320-2344 is a Spacer,tube Seal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2840-00-320-2344?

NSN 2840-00-320-2344 has 1 cross-referenced part number: 179837 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2840-00-320-2344?

There is 1 known substitute for 2840-00-320-2344: 5305-00-017-9837. Verify interchangeability with system specifications before substitution.

What are the specifications of 179837?

Key specifications for 179837: Criticality Code Justification: AGAV; End Item Identification: ACFT ENG J57. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2840-00-320-2344 still in active supply?

NSN 2840-00-320-2344 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com