PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D50Window,observation

Westrex Div Western Geophysical Co of America · NSN 9340-00-944-4069 · FSC 9340 · No Item Name Available
Verified by PartsTable
NSN 9340-00-944-4069 — this item is cataloged by the U.S. Government under National Stock Number 9340-00-944-4069. Primary manufacturer part number: D50.
Features
  • Window,observation — FSC 9340
  • Material Transparency: CLEAR
  • Style Designator: CIRCULAR
  • 3 verified cross-references
  • Primary manufacturer: Westrex Div Western Geophysical Co of America
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Window,observation, cataloged under National Stock Number 9340-00-944-4069, is classified within Federal Supply Class 9340 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is Westrex Div Western Geophysical Co of America. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9340-00-944-4069
Primary Part NumberD50
Item NameWindow,observation
FSC / FSG9340 / 93 — No Item Name Available
ManufacturerWestrex Div Western Geophysical Co of America
StatusACTIVE
Material TransparencyCLEAR
Style DesignatorCIRCULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-244-0580 INTERCHANGEABLE
Oakum
3020-00-252-7349 INTERCHANGEABLE
Chain,roller
7290-00-387-9593D-50 INTERCHANGEABLE
Dustpan
Ampco Partners, Ltd. Dba Ampco Safety Tools
5355-00-452-5240D50 INTERCHANGEABLE
Knob
Page Aerospace Limited
6635-00-470-1547D50 INTERCHANGEABLE
Tester,spring Resiliency
Ametek, Inc. Div Aerospace & Defense
4925-00-473-0108PS-50/OH-1/TJ-6H INTERCHANGEABLE
Gage,push-Pull,dial
Imada Inc
4720-00-476-5402D50 INTERCHANGEABLE
Hose Assembly,nonmetallic
B & G Equipment Company
2520-00-594-9463114-574 INTERCHANGEABLE
Parts Kit,universal Joint
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
5940-00-939-5631D-50 INTERCHANGEABLE
Terminal,lug
Dossert Corp
3460-00-975-1740D50 INTERCHANGEABLE
Vise,machine Table
Kurt Manufacturing Company, Inc. Div Kurt Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
D50 Westrex Div Western Geophysical Co of America (USA)
SMB538782-1 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
669XC Brainerd Mfg Co (USA)
Related Parts
5330-00-244-0580INTERCHANGEABLE
OAKUM
3020-00-252-7349INTERCHANGEABLE
CHAIN,ROLLER
7290-00-387-9593INTERCHANGEABLE
DUSTPAN
D-50
5355-00-452-5240INTERCHANGEABLE
KNOB
D50
6635-00-470-1547INTERCHANGEABLE
TESTER,SPRING RESILIENCY
D50
4925-00-473-0108INTERCHANGEABLE
GAGE,PUSH-PULL,DIAL
PS-50/OH-1/TJ-6H
4720-00-476-5402INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
D50
2520-00-594-9463INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
114-574
5940-00-939-5631INTERCHANGEABLE
TERMINAL,LUG
D-50
3460-00-975-1740INTERCHANGEABLE
VISE,MACHINE TABLE
D50
2320-01-124-7517INTERCHANGEABLE
TRUCK,CARGO
D50
2530-01-147-6837INTERCHANGEABLE
DISK BRAKE SHOE SET

Frequently Asked Questions

What is NSN 9340-00-944-4069?

NSN 9340-00-944-4069 is a Window,observation, manufactured by Westrex Div Western Geophysical Co of America, classified under FSC 9340 (No Item Name Available). Status: active.

What are the part numbers for NSN 9340-00-944-4069?

NSN 9340-00-944-4069 has 3 cross-referenced part numbers: D50 (Westrex Div Western Geophysical Co of America), SMB538782-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 669XC (Brainerd Mfg Co).

What NSN replaces 9340-00-944-4069?

There are 12 known substitutes for 9340-00-944-4069: 5330-00-244-0580, 3020-00-252-7349, 7290-00-387-9593 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D50?

Key specifications for D50: Material Transparency: CLEAR; Style Designator: CIRCULAR. 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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