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157684 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

157684: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: TRUSS, head_height: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.425 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN, thread_length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, screw_material: STEEL COMP 1010 OR STEEL COMP 1020. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-015-7684, 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
157684
NSN: 5305-00-015-7684
FSC: 5305 — Screws
CAGE: K4285 — TEREX EQUIPMENT LTD DIV CONSTRUCTION EQUIPMENT (GBR)
SPECIFICATIONS
head_styleTRUSS
head_height0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.425 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
thread_length0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1020
fastener_length0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE II
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE OR DICHROMATE ZINC
minimum_tensile_strength60000 POUNDS PER SQUARE INCH LBS
NSN5305-00-015-7684
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 157684 · 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: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE OR DICHROMATE ZINC
•
FASTENER LENGTH: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429,GRADE 1 ASSN STD ALL MATERIAL RESPONSES OR 66,UNS G1010 THRU G10200 FED STD ALL MATERIAL RESPONSES
•
THREAD LENGTH: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: TRUSS
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE OR DICHROMATE ZINC
FASTENER LENGTH0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429,GRADE 1 ASSN STD ALL MATERIAL RESPONSES OR 66,UNS G1010 THRU G10200 FED STD ALL MATERIAL RESPONSES
THREAD LENGTH0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLETRUSS
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA81348-FF-S-92 GOVERNMENT SPECIFICATION AND 80204-ANSI B18.6.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 24617-157684 MANUFACTURERS STANDARD
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1020
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 2
B18.6.3 TABLE 42 10-24X1/2 TRUSSReference document
Same NSN cross-reference
Reference document — Design control — primary reference
FF-S-92Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 157684?
157684 is a SCREW,MACHINE.
What parts can replace 157684?
There are 2 known substitutes for 157684: B18.6.3 TABLE 42 10-24X1/2 TRUSS, FF-S-92. Substitute compatibility should be verified for your specific system.
What is the NSN for 157684?
157684 is cataloged in the U.S. Government catalog under NSN 5305-00-015-7684. This indicates validated use in U.S. government and defense supply chains.
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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.