PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-172Boot,aircraft Components

Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc · NSN 1650-01-444-5744 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-01-444-5744 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-444-5744. Primary manufacturer part number: B-172.
Features
  • Boot,aircraft Components — FSC 1650
  • Criticality Code Justification: FEAT
  • 2 verified cross-references
  • Primary manufacturer: Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Boot,aircraft Components, cataloged under National Stock Number 1650-01-444-5744, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-01-444-5744
Primary Part NumberB-172
Item NameBoot,aircraft Components
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerTrelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4320-00-226-8030B172 INTERCHANGEABLE
Impeller,right,over
Circor Naval Solutions Llc Dba Warren Pumps
4920-00-866-7008B172 INTERCHANGEABLE
Programmer,autopilo
Lockheed Martin Corp
5330-01-004-4894B17-2 INTERCHANGEABLE
Gasket
Industrial Acoustics Company, Inc. Dba I a C Div Iac Acoustics
5961-01-148-9865 INTERCHANGEABLE
Pin Diode Switch
4130-01-378-7828005661-A25(23 1/2X11 3/4X1) INTERCHANGEABLE
Filter Element,air Conditioning
Farr Co
Cross-Reference Index
Part NumberManufacturer
B-172 PRIMARY Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc (USA)
901-360-009-101 Bell Textron Inc (USA)
Related Parts
4320-00-226-8030INTERCHANGEABLE
IMPELLER,RIGHT,OVER
B172
4920-00-866-7008INTERCHANGEABLE
PROGRAMMER,AUTOPILO
B172
5330-01-004-4894INTERCHANGEABLE
GASKET
B17-2
5961-01-148-9865INTERCHANGEABLE
PIN DIODE SWITCH
4130-01-378-7828INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
005661-A25(23 1/2X11 3/4X1)

Frequently Asked Questions

What is NSN 1650-01-444-5744?

NSN 1650-01-444-5744 is a Boot,aircraft Components, manufactured by Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-01-444-5744?

NSN 1650-01-444-5744 has 2 cross-referenced part numbers: B-172 (Trelleborg Sealing Solutions Us, Inc. Dba Trelleborg Sealing Solutions Us, Inc), 901-360-009-101 (Bell Textron Inc).

What NSN replaces 1650-01-444-5744?

There are 5 known substitutes for 1650-01-444-5744: 4320-00-226-8030, 4920-00-866-7008, 5330-01-004-4894 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-172?

Key specifications for B-172: Special Features: ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION, OR THE PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL; End Item Identification: PREPROVISIONING SUPPORT NAVICP IS POE; Criticality Code Justification: FEAT. 3 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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