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PartsTable / COMPONENT / 141021
141021 ✓ 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 TERMINAL,STUD is a the manufacturer industrial component. Key specifications include head_style: HEADLESS (SETSCREW), point_style: FULL DOG, thread_class: 2A A, thread_length: 0.250 INCHES NOMINAL IN, fastener_length: 0.250 INCHES NOMINAL IN, hardness_rating: 30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-014-1021, 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
141021
NSN: 5305-00-014-1021
FSC: 5305
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleFULL DOG
thread_class2A A
thread_length0.250 INCHES NOMINAL IN
fastener_length0.250 INCHES NOMINAL IN
hardness_rating30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedCASEHARDENED
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
NSN5305-00-014-1021
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 141021 · 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
•
THREAD CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 AMEND 2 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
POINT STYLE: FULL DOG
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 AMEND 2 FED SPEC ALL MATERIAL RESPONSES OVERALL
INTERNAL DRIVE STYLESLOT
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.164 INCHES IN
POINT STYLEFULL DOG
THREAD LENGTH0.250 INCHES NOMINAL IN
FEATURES PROVIDEDCASEHARDENED
HEAD STYLEHEADLESS (SETSCREW)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
FFS103TYPE2STYLE5Interchangeable
interchangeable cross-reference
interchangeable
141036Interchangeable
interchangeable cross-reference
interchangeable
FF-S-210Interchangeable
interchangeable cross-reference
interchangeable
179120Interchangeable
interchangeable cross-reference
interchangeable
DA6917Interchangeable
interchangeable cross-reference
interchangeable
D0-8308Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 141021?
141021 is a TERMINAL,STUD.
What parts can replace 141021?
There are 13 known substitutes for 141021: FFS103TYPE2STYLE5, 141036, FF-S-210 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 141021?
141021 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-014-1021. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026