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1979385 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1979385: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN, point_style: HALF DOG, thread_class: 2A A, fastener_length: 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-145-4004, 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
1979385
NSN: 5305-01-145-4004
FSC: 5305 — Screws
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
point_styleHALF DOG
thread_class2A A
fastener_length0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC OVERALL
width_between_flats0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
internal_drive_styleW/O INTERNAL DRIVE
nominal_thread_diameter0.190 INCHES IN
extended_washer_diameter0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
NSN5305-01-145-4004
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1979385 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
EXTENDED WASHER THICKNESS: 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GM 4342-M CODE 20D72 FSCM 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: GM 255-M FSCM 16764 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
HEAD HEIGHT0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
FASTENER LENGTH0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 4342-M CODE 20D72 FSCM 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONGM 255-M FSCM 16764 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
POINT STYLEHALF DOG
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 1979385?
1979385 is a SETSCREW.
What is the NSN for 1979385?
1979385 is cataloged in the U.S. Government catalog under NSN 5305-01-145-4004. This indicates validated use in U.S. government and defense supply chains.
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