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856068-0019 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

856068-0019: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN, thread_length: 0.340 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, screw_material: TUNGSTEN ALLOY. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-126-8680, 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
856068-0019
NSN: 5305-01-126-8680
FSC: 5305 — Screws
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
thread_length0.340 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
screw_materialTUNGSTEN ALLOY
fastener_length0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.073 INCHES IN
thread_quantity_per_inch72
thread_series_designatorUNF
NSN5305-01-126-8680
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 856068-0019 · 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
•
HEAD HEIGHT: 0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-21014 TY2 CL1 MIL SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.340 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.073 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: TUNGSTEN ALLOY
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
FASTENER LENGTH0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-21014 TY2 CL1 MIL SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.340 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.073 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALTUNGSTEN ALLOY
INTERNAL DRIVE STYLESLOT
THREAD CLASS3A A
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
856068-19Reference 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 856068-0019?
856068-0019 is a SCREW,MACHINE.
What parts can replace 856068-0019?
There is 1 known substitute for 856068-0019: 856068-19. Substitute compatibility should be verified for your specific system.
What is the NSN for 856068-0019?
856068-0019 is cataloged in the U.S. Government catalog under NSN 5305-01-126-8680. 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.