PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LB59Conduit Outlet

Crouse-Hinds Lighting · NSN 5975-00-208-6687 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-208-6687 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-208-6687. Primary manufacturer part number: LB59.
Features
  • Conduit Outlet — FSC 5975
  • Trade Designation: LB SERIES
  • Cover Mounting Hole Arrangement Style: LINE
  • Cover Opening Length: 6.500 INCHES NOMINAL IN
  • Material: ALUMINUM OVERALL
  • Mounting Method: THREADED FASTENER COVER
  • Cover Mounting Surface Type: FLAT
  • Conduit Entrance Type: HUB DRILLED AND TAPPED ALL ENTRANCE
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Conduit Outlet, cataloged under National Stock Number 5975-00-208-6687, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crouse-Hinds Lighting. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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
NSN5975-00-208-6687
Primary Part NumberLB59
Item NameConduit Outlet
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerCrouse-Hinds Lighting
StatusACTIVE
Trade DesignationLB SERIES
Cover Mounting Hole Arrangement StyleLINE
Cover Opening Length6.500 INCHES NOMINAL IN
MaterialALUMINUM OVERALL
Mounting MethodTHREADED FASTENER COVER
Cover Mounting Surface TypeFLAT
Conduit Entrance TypeHUB DRILLED AND TAPPED ALL ENTRANCE
Cover Mounting Hole Quantity2
Style DesignatorOBLONG
Conduit Type AccommodatedRIGID METALLIC THICKWALL ALL ENTRANCE
Conduit Trade Size Accommodated1.500 INCHES ALL ENTRANCE IN
Cover Opening Width2.125 INCHES NOMINAL IN
Hazardous Locations/environmental ProtectionNOT RATED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2825-00-146-420510153 INTERCHANGEABLE
Seat
Northrop Grumman Systems Corporation Div Marine Systems
5996-00-204-30471015-3 INTERCHANGEABLE
Amplifier,audio Frequency
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5999-00-445-6818SM-A-959235-12 INTERCHANGEABLE
Wire Mesh,knitted
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-00-545-837768321849S36L INTERCHANGEABLE
Screw,machine
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5136-00-555-8906 INTERCHANGEABLE
Tap,thread Cutting
5360-00-614-8621101-53 INTERCHANGEABLE
Spring,helical,torsion
Iseli Co
2520-00-722-7074045-00046 INTERCHANGEABLE
Parts Kit,universal Joint
Kovatch Corp.
4730-00-871-84162150 INTERCHANGEABLE
Parts Kit,steam Trap
Velan Valve Corp.
5330-00-905-778855K135 INTERCHANGEABLE
Packing,preformed
Vortox Company
4820-01-005-3269 INTERCHANGEABLE
Seat,valve
Cross-Reference Index
Part NumberManufacturer
LB59 Crouse-Hinds Lighting (USA)
15604 Atlas Technologies Inc (USA)
LB45 Bridgeport Fittings Inc (USA)
LBI50-A Egs Electrical Group Appleton Div (USA)
0LB-5 Killark Electric Mfg Co (USA)
LB59 Crouse-Hinds Co (USA)
10-153 Efcor Inc
RLB-14 Atlas Technologies Inc (USA)
LB-150 Egs Electric Co Llc (USA)
Related Parts
2825-00-146-4205INTERCHANGEABLE
SEAT
10153
5996-00-204-3047INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
1015-3
5999-00-445-6818INTERCHANGEABLE
WIRE MESH,KNITTED
SM-A-959235-12
5305-00-545-8377INTERCHANGEABLE
SCREW,MACHINE
68321849S36L
5136-00-555-8906INTERCHANGEABLE
TAP,THREAD CUTTING
5360-00-614-8621INTERCHANGEABLE
SPRING,HELICAL,TORSION
101-53
2520-00-722-7074INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
045-00046
4730-00-871-8416INTERCHANGEABLE
PARTS KIT,STEAM TRAP
2150
5330-00-905-7788INTERCHANGEABLE
PACKING,PREFORMED
55K135
4820-01-005-3269INTERCHANGEABLE
SEAT,VALVE
5330-01-010-9826INTERCHANGEABLE
GASKET
10153
5330-01-027-4687INTERCHANGEABLE
SEAL,PLAIN ENCASED
10153

Frequently Asked Questions

What is NSN 5975-00-208-6687?

NSN 5975-00-208-6687 is a Conduit Outlet, manufactured by Crouse-Hinds Lighting, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-208-6687?

NSN 5975-00-208-6687 has 9 cross-referenced part numbers: LB59 (Crouse-Hinds Lighting), 15604 (Atlas Technologies Inc), LB45 (Bridgeport Fittings Inc), LBI50-A (Egs Electrical Group Appleton Div), 0LB-5 (Killark Electric Mfg Co) and 4 more.

What NSN replaces 5975-00-208-6687?

There are 12 known substitutes for 5975-00-208-6687: 2825-00-146-4205, 5996-00-204-3047, 5999-00-445-6818 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LB59?

Key specifications for LB59: Overall Depth: 4.031 INCHES NOMINAL IN; Trade Designation: LB SERIES; Cover Mounting Hole Arrangement Style: LINE; Cover Opening Length: 6.500 INCHES NOMINAL IN. 16 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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