PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P-6161Middle Foam Flotation Block

Advanced Packaging Llc Dba Advanced Packaging Inc · NSN 2090-01-645-1409 · FSC 2090 · Modification Kit,miscellaneous S
Verified by PartsTable
NSN 2090-01-645-1409 — this item is cataloged by the U.S. Government under National Stock Number 2090-01-645-1409. Primary manufacturer part number: P-6161.
Features
  • Middle Foam Flotation Block — FSC 2090
  • 2 verified cross-references
  • Primary manufacturer: Advanced Packaging Llc Dba Advanced Packaging Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Middle Foam Flotation Block, cataloged under National Stock Number 2090-01-645-1409, is classified within Federal Supply Class 2090 (Modification Kit,miscellaneous S) of the Ship and Marine Equipment group. The primary manufacturer of record is Advanced Packaging Llc Dba Advanced Packaging Inc. 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.

Catalog Facts
Item NameMiddle Foam Flotation Block
FSC / FSG2090 — Modification Kit,miscellaneous S (FSG 20)
ManufacturersNaval Sea Systems Command (CAGE 53711); Advanced Packaging Llc Dba Advanced Packaging Inc (CAGE 61528)
Technical Specifications
ParameterValue
NSN2090-01-645-1409
Primary Part NumberP-6161
Item NameMiddle Foam Flotation Block
FSC / FSG2090 / 20 — Modification Kit,miscellaneous S
ManufacturerAdvanced Packaging Llc Dba Advanced Packaging Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-645-1807 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
53711-595-5110776 DETAIL 74A Naval Sea Systems Command (USA)
P-6161 PRIMARY Advanced Packaging Llc Dba Advanced Packaging Inc (USA)
Related Parts
5950-00-645-1807INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 2090-01-645-1409?

NSN 2090-01-645-1409 is a Middle Foam Flotation Block, manufactured by Advanced Packaging Llc Dba Advanced Packaging Inc, classified under FSC 2090 (Modification Kit,miscellaneous S). Status: active.

What are the part numbers for NSN 2090-01-645-1409?

NSN 2090-01-645-1409 has 2 cross-referenced part numbers: 53711-595-5110776 DETAIL 74A (Naval Sea Systems Command), P-6161 (Advanced Packaging Llc Dba Advanced Packaging Inc).

What NSN replaces 2090-01-645-1409?

There is 1 known substitute for 2090-01-645-1409: 5950-00-645-1807. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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