PartsTable
Technical Data Sheet
Download PDF

18074-S-7 — THUMBSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

18074-S-7: THUMBSCREW.

The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: KNURLED NO. 1, head_height: 0.1725 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.4375 INCHES MINIMUM IN, thread_length: 0.6100 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-516-3084, 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
18074-S-7
NSN: 5305-01-516-3084
FSC: 5305 — Screws
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleKNURLED NO. 1
head_height0.1725 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.4375 INCHES MINIMUM IN
thread_length0.6100 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN
fastener_length0.7975 INCHES MINIMUM AND 0.8275 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
end_item_identificationHEAVY WEIGHT T
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNF
NSN5305-01-516-3084
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 18074-S-7 · 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: 0.1725 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.7975 INCHES MINIMUM AND 0.8275 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.6100 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: KNURLED NO. 1
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.1725 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM IN
FASTENER LENGTH0.7975 INCHES MINIMUM AND 0.8275 INCHES MAXIMUM IN
THREAD LENGTH0.6100 INCHES MINIMUM AND 0.6400 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
END ITEM IDENTIFICATIONHEAVY WEIGHT T
THREAD QUANTITY PER INCH32
MATERIALSTEEL OVERALL
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

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
Ready to buy 18074-S-7?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 18074-S-7?
18074-S-7 is a THUMBSCREW.
What is the NSN for 18074-S-7?
18074-S-7 is cataloged in the U.S. Government catalog under NSN 5305-01-516-3084. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 18074-S-7

✓ 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.