BL350 — LOCKNUT,ELECTRICAL CONDUIT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

BL350: LOCKNUT,ELECTRICAL CONDUIT.

The LOCKNUT,ELECTRICAL CONDUIT is a the manufacturer industrial component. Key specifications include drive_type: KEYWAY, thread_size: 3-1/2-8, thread_type: STRAIGHT, overall_thickness: 0.313 INCHES NOMINAL IN, surface_treatment: ZINC, width_across_flats: 4.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5975-00-518-3157, 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

BL350

NSN: 5975-00-518-3157
FSC: 5975 — Electrical Hardware and Supplies
CAGE: 03743 — EGS ELECTRICAL GROUP APPLETON DIV (USA)

SPECIFICATIONS

drive_type	KEYWAY
thread_size	3-1/2-8
thread_type	STRAIGHT
overall_thickness	0.313 INCHES NOMINAL IN
surface_treatment	ZINC
width_across_flats	4.500 INCHES NOMINAL IN
conduit_size_accommodated	3.500 INCHES NOMINAL IN
NSN	5975-00-518-3157

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 4.500 INCHES NOMINAL IN

•

CONDUIT SIZE ACCOMMODATED: 3.500 INCHES NOMINAL IN

•

DRIVE TYPE: KEYWAY

•

OVERALL THICKNESS: 0.313 INCHES NOMINAL IN

•

THREAD TYPE: STRAIGHT

•

THREAD SIZE: 3-1/2-8

•

SURFACE TREATMENT: ZINC

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	4.500 INCHES NOMINAL IN
CONDUIT SIZE ACCOMMODATED	3.500 INCHES NOMINAL IN
DRIVE TYPE	KEYWAY
OVERALL THICKNESS	0.313 INCHES NOMINAL IN
THREAD TYPE	STRAIGHT
THREAD SIZE	3-1/2-8
SURFACE TREATMENT	ZINC

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 8

19Reference document

Same NSN cross-reference

Reference document — Secondary reference

LN-109Reference document

Same NSN cross-reference

Reference document — Secondary reference

LN12Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

149Reference document

Same NSN cross-reference

Reference document — Secondary reference

1014Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

159Reference 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 BL350?

BL350 is a LOCKNUT,ELECTRICAL CONDUIT.

What parts can replace BL350?

There are 8 known substitutes for BL350: 19, LN-109, LN12 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for BL350?

BL350 is cataloged in the U.S. Government catalog under NSN 5975-00-518-3157. This indicates validated use in U.S. government and defense supply chains.

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