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SPS39960-4 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SPS39960-4: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, thread_class: 3A A, hole_diameter: 0.043 INCHES NOMINAL IN, thread_length: 0.250 INCHES MAXIMUM IN, screw_material: STEEL COMP 302. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-810-4650, 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
SPS39960-4
NSN: 5305-00-810-4650
FSC: 5305 — Screws
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
thread_class3A A
hole_diameter0.043 INCHES NOMINAL IN
hole_quantity6
thread_length0.250 INCHES MAXIMUM IN
screw_materialSTEEL COMP 302
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.312 INCHES NOMINAL IN
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
NSN5305-00-810-4650
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SPS39960-4 · 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: 0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.312 INCHES NOMINAL IN
•
SCREW MATERIAL: STEEL COMP 302
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
FASTENER LENGTH0.250 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.312 INCHES NOMINAL IN
SCREW MATERIALSTEEL COMP 302
INTERNAL DRIVE STYLESLOT
THREAD CLASS3A A
SUBSTITUTES & CROSS-REFERENCES 1
39960-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 SPS39960-4?
SPS39960-4 is a SCREW,MACHINE.
What parts can replace SPS39960-4?
There is 1 known substitute for SPS39960-4: 39960-4. Substitute compatibility should be verified for your specific system.
What is the NSN for SPS39960-4?
SPS39960-4 is cataloged in the U.S. Government catalog under NSN 5305-00-810-4650. 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.