PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 53A68A29
53A68A29 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, point_style: CHAMFER DOG, point_length: 0.312 INCHES NOMINAL IN, thread_class: 3A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-827-2485, 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
53A68A29
NSN: 5305-00-827-2485
FSC: 5305
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
point_styleCHAMFER DOG
point_length0.312 INCHES NOMINAL IN
thread_class3A A
thread_length1.219 INCHES MINIMUM IN
point_diameter0.312 INCHES NOMINAL IN
fastener_length3.031 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
point_chamfer_angle45.0 DEGREES NOMINAL
NSN5305-00-827-2485
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 53A68A29 · 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
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD HEIGHT: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD CLASS: 3A A
•
HEAD STYLE: HEXAGON
•
FASTENER LENGTH: 3.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
MATERIALSTEEL OVERALL
THREAD SERIES DESIGNATORUNF
THREAD CLASS3A A
HEAD STYLEHEXAGON
FASTENER LENGTH3.031 INCHES NOMINAL IN
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
THREAD LENGTH1.219 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
AS4842/1Interchangeable
interchangeable cross-reference
interchangeable
AS5197Interchangeable
interchangeable cross-reference
interchangeable
1605-5Interchangeable
interchangeable cross-reference
interchangeable
154101Interchangeable
interchangeable cross-reference
interchangeable
M16HH100Interchangeable
interchangeable cross-reference
interchangeable
CS408101Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 53A68A29?
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 53A68A29?
53A68A29 is a SETSCREW.
What parts can replace 53A68A29?
There are 10 known substitutes for 53A68A29: AS4842/1, AS5197, 1605-5 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53A68A29?
53A68A29 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-827-2485. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 53A68A29

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026