PartsTable
Technical Data Sheet
Download PDF

GS1006C7-18A — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GS1006C7-18A: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, point_style: FLAT, thread_class: 3A A, grip_diameter: 0.436 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-526-4643, 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
GS1006C7-18A
NSN: 5305-01-526-4643
FSC: 5305 — Screws
CAGE: 1EM77 — B & B SPECIALTIES INC DBA GS AEROSPACE DIV GS AEROSPACE (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleFLAT COUNTERSUNK
grip_length1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
point_styleFLAT
thread_class3A A
grip_diameter0.436 INCHES NOMINAL IN
head_diameter0.874 INCHES MINIMUM AND 0.888 INCHES MAXIMUM IN
thread_length0.689 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN
point_diameter0.694 INCHES NOMINAL IN
fastener_length1.804 INCHES MINIMUM AND 1.834 INCHES MAXIMUM IN
special_features125 KSI SHEAR STRENGTH
thread_directionRIGHT-HAND
NSN5305-01-526-4643
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GS1006C7-18A · 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
•
POINT DIAMETER: 0.694 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.804 INCHES MINIMUM AND 1.834 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.689 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SPLINE MAJOR DIAMETER: 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.437 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.694 INCHES NOMINAL IN
FASTENER LENGTH1.804 INCHES MINIMUM AND 1.834 INCHES MAXIMUM IN
THREAD LENGTH0.689 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONAGAV
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPLINE MAJOR DIAMETER0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.437 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
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 1
TX1026C7-18AReference 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
Ready to buy GS1006C7-18A?
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 GS1006C7-18A?
GS1006C7-18A is a SCREW,CLOSE TOLERANCE.
What parts can replace GS1006C7-18A?
There is 1 known substitute for GS1006C7-18A: TX1026C7-18A. Substitute compatibility should be verified for your specific system.
What is the NSN for GS1006C7-18A?
GS1006C7-18A is cataloged in the U.S. Government catalog under NSN 5305-01-526-4643. 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 — GS1006C7-18A

✓ 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.