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1AT27 — HOLDER,SCREWDRIVER BIT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1AT27: HOLDER,SCREWDRIVER BIT.

The HOLDER,SCREWDRIVER BIT is a the manufacturer industrial component. Key specifications include material: STEEL, socket_shape: HEXAGON, overall_length: 1.313 INCHES NOMINAL IN, drive_end_shape: FEMALE SQUARE, surface_treatment: BLACK OXIDE, drive_nominal_size: 0.375 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5130-01-589-9250, 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
1AT27
NSN: 5130-01-589-9250
FSC: 5130 — Hand Tools, Power Driven
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL
socket_shapeHEXAGON
overall_length1.313 INCHES NOMINAL IN
drive_end_shapeFEMALE SQUARE
surface_treatmentBLACK OXIDE
drive_nominal_size0.375 INCHES IN
socket_distance_across_flats0.313 INCHES NOMINAL IN
NSN5130-01-589-9250
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,SCREWDRIVER BIT TITLE COMPONENT PN 1AT27 MFR HOLDER,SCREWDRIVER BIT
KEY FEATURES
•
SOCKET DISTANCE ACROSS FLATS: 0.313 INCHES NOMINAL IN
•
DRIVE END SHAPE: FEMALE SQUARE
•
SOCKET SHAPE: HEXAGON
•
DRIVE NOMINAL SIZE: 0.375 INCHES IN
•
SURFACE TREATMENT: BLACK OXIDE
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SOCKET DISTANCE ACROSS FLATS0.313 INCHES NOMINAL IN
OVERALL LENGTH1.313 INCHES NOMINAL IN
DRIVE END SHAPEFEMALE SQUARE
SOCKET SHAPEHEXAGON
DRIVE NOMINAL SIZE0.375 INCHES IN
SURFACE TREATMENTBLACK OXIDE
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
STP 6930Reference document
Same NSN cross-reference
Reference document — Secondary reference
6930Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 1AT27?
1AT27 is a HOLDER,SCREWDRIVER BIT.
What parts can replace 1AT27?
There are 2 known substitutes for 1AT27: STP 6930, 6930. Substitute compatibility should be verified for your specific system.
What is the NSN for 1AT27?
1AT27 is cataloged in the U.S. Government catalog under NSN 5130-01-589-9250. 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.