PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7509689P1Bellows,protection

Lockheed Martin Corp Naval Electronics & Surveillance Systems · NSN 9390-00-618-8188 · FSC 9390 · No Item Name Available
Verified by PartsTable
NSN 9390-00-618-8188 — this item is cataloged by the U.S. Government under National Stock Number 9390-00-618-8188. Primary manufacturer part number: 7509689P1.
Features
  • Bellows,protection — FSC 9390
  • Contracted Length: 0.750 INCHES NOMINAL IN
  • Small End Outside Diameter: 1.215 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • Large End Outside Diameter: 1.702 INCHES NOMINAL IN
  • Durometer Hardness Rating: 70.0 NOMINAL
  • Large End Inside Diameter: 1.390 INCHES NOMINAL IN
  • Extended Length: 1.970 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Synthetic construction
General Description

The Bellows,protection, cataloged under National Stock Number 9390-00-618-8188, is classified within Federal Supply Class 9390 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is Lockheed Martin Corp Naval Electronics & Surveillance Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN9390-00-618-8188
Primary Part Number7509689P1
Item NameBellows,protection
FSC / FSG9390 / 93 — No Item Name Available
ManufacturerLockheed Martin Corp Naval Electronics & Surveillance Systems
StatusACTIVE
Contracted Length0.750 INCHES NOMINAL IN
Small End Outside Diameter1.215 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Large End Outside Diameter1.702 INCHES NOMINAL IN
Durometer Hardness Rating70.0 NOMINAL
Large End Inside Diameter1.390 INCHES NOMINAL IN
Extended Length1.970 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECTRONIC COUNTERMEASURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-050-370119486 INTERCHANGEABLE
Plug,rotary,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6145-00-889-09714735 INTERCHANGEABLE
Cable,telephone
Birnbach Co Inc
6625-01-092-8543 INTERCHANGEABLE
Dial,deviation Mul
5998-01-210-911719486 INTERCHANGEABLE
Circuit Card Assembly
Blako Inc. Dba Blakeslee
5365-01-295-474619486 INTERCHANGEABLE
Spacer,ring
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
7509689P1 Lockheed Martin Corp Naval Electronics & Surveillance Systems (USA)
19486 Howden Fluid Systems (USA)
19486 Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
7509689P1 General Electric Company (USA)
Related Parts
4820-00-050-3701INTERCHANGEABLE
PLUG,ROTARY,VALVE
19486
6145-00-889-0971INTERCHANGEABLE
CABLE,TELEPHONE
4735
6625-01-092-8543INTERCHANGEABLE
DIAL,DEVIATION MUL
5998-01-210-9117INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
19486
5365-01-295-4746INTERCHANGEABLE
SPACER,RING
19486

Frequently Asked Questions

What is NSN 9390-00-618-8188?

NSN 9390-00-618-8188 is a Bellows,protection, manufactured by Lockheed Martin Corp Naval Electronics & Surveillance Systems, classified under FSC 9390 (No Item Name Available). Status: active.

What are the part numbers for NSN 9390-00-618-8188?

NSN 9390-00-618-8188 has 4 cross-referenced part numbers: 7509689P1 (Lockheed Martin Corp Naval Electronics & Surveillance Systems), 19486 (Howden Fluid Systems), 19486 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), 7509689P1 (General Electric Company).

What NSN replaces 9390-00-618-8188?

There are 5 known substitutes for 9390-00-618-8188: 4820-00-050-3701, 6145-00-889-0971, 6625-01-092-8543 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7509689P1?

Key specifications for 7509689P1: Contracted Length: 0.750 INCHES NOMINAL IN; Small End Outside Diameter: 1.215 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC; Large End Outside Diameter: 1.702 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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