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TB37 — CONDUIT OUTLET

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

TB37: CONDUIT OUTLET.

The CONDUIT OUTLET is a the manufacturer industrial component. Key specifications include material: IRON CAST OVERALL, overall_depth: 3.250 INCHES NOMINAL IN, overall_width: 2.000 INCHES NOMINAL IN, overall_length: 7.250 INCHES NOMINAL IN, style_designator: OBLONG, surface_treatment: CADMIUM AND ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5975-00-893-8540, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
TB37
NSN: 5975-00-893-8540
FSC: 5975 — Electrical Hardware and Supplies
CAGE: 77774 — CROUSE-HINDS LIGHTING (USA)
SPECIFICATIONS
materialIRON CAST OVERALL
overall_depth3.250 INCHES NOMINAL IN
overall_width2.000 INCHES NOMINAL IN
overall_length7.250 INCHES NOMINAL IN
style_designatorOBLONG
surface_treatmentCADMIUM AND ZINC OVERALL
trade_designationTB SERIES
cover_opening_width1.375 INCHES NOMINAL IN
cover_opening_length4.500 INCHES NOMINAL IN
conduit_entrance_typeHUB DRILLED AND TAPPED ALL ENTRANCE
conduit_type_accommodatedRIGID METALLIC THICKWALL ALL ENTRANCE
cover_mounting_surface_typeFLAT
NSN5975-00-893-8540
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONDUIT OUTLET TITLE COMPONENT PN TB37 MFR CONDUIT OUTLET
KEY FEATURES
•
COVER OPENING WIDTH: 1.375 INCHES NOMINAL IN
•
COVER MOUNTING SURFACE TYPE: FLAT
•
STYLE DESIGNATOR: OBLONG
•
TRADE DESIGNATION: TB SERIES
•
CONDUIT ENTRANCE TYPE: HUB DRILLED AND TAPPED ALL ENTRANCE
•
COVER OPENING LENGTH: 4.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
COVER OPENING WIDTH1.375 INCHES NOMINAL IN
COVER MOUNTING SURFACE TYPEFLAT
STYLE DESIGNATOROBLONG
OVERALL LENGTH7.250 INCHES NOMINAL IN
OVERALL WIDTH2.000 INCHES NOMINAL IN
TRADE DESIGNATIONTB SERIES
CONDUIT ENTRANCE TYPEHUB DRILLED AND TAPPED ALL ENTRANCE
COVER OPENING LENGTH4.500 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM AND ZINC OVERALL
CONDUIT TRADE SIZE ACCOMMODATED1.000 INCHES ALL ENTRANCE IN
OTHER ITEMS IN FSC 5975 — Electrical Hardware and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5975-00-000-0120 5975-00-000-0126 5975-00-000-7420 5975-00-001-1397 5975-00-001-1538 5975-00-001-1539 5975-00-001-1542 5975-00-001-2444
SUBSTITUTES & CROSS-REFERENCES 2
347113-0002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
TB-100GReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TB37?
TB37 is a CONDUIT OUTLET.
What parts can replace TB37?
There are 2 known substitutes for TB37: 347113-0002, TB-100G. Substitute compatibility should be verified for your specific system.
What is the NSN for TB37?
TB37 is cataloged in the U.S. Government catalog under NSN 5975-00-893-8540. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.