PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4001656Seat,ball Socket

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5340-00-331-5489 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-331-5489 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-331-5489. Primary manufacturer part number: 4001656.
Features
  • Seat,ball Socket — FSC 5340
  • FSC Application Data: AIRCRAFT TURBINE ENGINE
  • 2 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Seat,ball Socket, cataloged under National Stock Number 5340-00-331-5489, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-331-5489
Primary Part Number4001656
Item NameSeat,ball Socket
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
FSC Application DataAIRCRAFT TURBINE ENGINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
5307-00-423-76044001656-0 INTERCHANGEABLE
Stud,plain
Agco Corp Parts Opn
Cross-Reference Index
Part NumberManufacturer
4001656 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4001656 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
5307-00-423-7604INTERCHANGEABLE
STUD,PLAIN
4001656-0

Frequently Asked Questions

What is NSN 5340-00-331-5489?

NSN 5340-00-331-5489 is a Seat,ball Socket, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-331-5489?

NSN 5340-00-331-5489 has 2 cross-referenced part numbers: 4001656 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4001656 (Turbo Power & Marine System Inc Sub of United Technologies Corp).

What NSN replaces 5340-00-331-5489?

There is 1 known substitute for 5340-00-331-5489: 5307-00-423-7604. Verify interchangeability with system specifications before substitution.

What are the specifications of 4001656?

Key specifications for 4001656: FSC Application Data: AIRCRAFT TURBINE ENGINE; End Item Identification: W/S: AIRCRAFT, F-16; AIRCRAFT, EAGLE F-15; ENGINE, AIRCRAFT, F100 PW220 (F-15C/D/E); ENGINE, AIRCRAFT, F100-PW-100 (F-15A/B/C); ENGINE, AIRCRAFT, F100-PW-200 (F-16A/B/C/D); SUPPORT EQUIPMENT, C-5 AIRCRAFT A. 2 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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