PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

055756Retainer

L3 Technologies, Inc. Div L3 Keo · NSN 5365-01-107-4050 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-107-4050 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-107-4050. Primary manufacturer part number: 055756.
Features
  • Retainer — FSC 5365
  • 2 verified cross-references
  • Primary manufacturer: L3 Technologies, Inc. Div L3 Keo
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Retainer, cataloged under National Stock Number 5365-01-107-4050, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc. Div L3 Keo. This item has 2 commercial cross-references 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: Active.

Catalog Facts
Item NameRetainer
FSC / FSG5365 — No Item Name Available (FSG 53)
ManufacturersL3 Technologies, Inc. Div L3 Keo (CAGE 34228)
Technical Specifications
ParameterValue
NSN5365-01-107-4050
Primary Part Number055756
Item NameRetainer
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-210-5789 INTERCHANGEABLE
Seat,valve
Cross-Reference Index
Part NumberManufacturer
055756 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
933B055756 L3 Technologies, Inc. Div L3 Keo (USA)
Related Parts
4820-01-210-5789INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 5365-01-107-4050?

NSN 5365-01-107-4050 is a Retainer, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-107-4050?

NSN 5365-01-107-4050 has 2 cross-referenced part numbers: 055756 (L3 Technologies, Inc. Div L3 Keo), 933B055756 (L3 Technologies, Inc. Div L3 Keo).

What NSN replaces 5365-01-107-4050?

There is 1 known substitute for 5365-01-107-4050: 4820-01-210-5789. Verify interchangeability with system specifications before substitution.

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