PartsTable
Technical Data Sheet

BHR1/4-4 — EXTENSION,SCREWDRIVER BIT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BHR1/4-4: EXTENSION,SCREWDRIVER BIT.

The EXTENSION,SCREWDRIVER BIT is a the manufacturer industrial component. Key specifications include overall_length: 4.0 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-718-6549, 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
BHR1/4-4
NSN: 5120-01-718-6549
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 053Q2 — QUALTOOL INC (USA)
SPECIFICATIONS
overall_length4.0 INCHES NOMINAL IN
special_features1/4 INCH HEX-DRIVE WITH RING RETAINER; 3/8 INCH BODY; FOR USE IN DRYWALL DRIVERS; MANUFACTURED OF INDUSTRIAL QUALITY STAINLESS STEEL IN
NSN5120-01-718-6549
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXTENSION,SCREWDRIVER BIT TITLE COMPONENT PN BHR1/4-4 MFR EXTENSION,SCREWDRIVER
TECHNICAL CHARACTERISTICS
OVERALL LENGTH4.0 INCHES NOMINAL IN
SPECIAL FEATURES1/4 INCH HEX-DRIVE WITH RING RETAINER; 3/8 INCH BODY; FOR USE IN DRYWALL DRIVERS; MANUFACTURED OF INDUSTRIAL QUALITY STAINLESS STEEL IN
OTHER ITEMS IN FSC 5120 — Hand Tools, Nonedged, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5120-00-001-2642 5120-00-001-2644 5120-00-001-2650 5120-00-001-2651 5120-00-001-2652 5120-00-001-2653 5120-00-001-2654 5120-00-001-2655
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BHR1/4-4?
BHR1/4-4 is a EXTENSION,SCREWDRIVER BIT.
What is the NSN for BHR1/4-4?
BHR1/4-4 is cataloged in the U.S. Government catalog under NSN 5120-01-718-6549. 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.