PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 103-20500
103-20500 ✓ 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 103-20500 is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 3.297 INCHES MINIMUM AND 3.328 INCHES MAXIMUM IN, head_height: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, fastener_length: 3.828 INCHES MINIMUM AND 3.875 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9235, 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
103-20500
NSN: 5306-00-150-9235
FSC: 5306
CAGE: U0625 — B-N GROUP LTD (GBR)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
head_styleHEXAGON
grip_length3.297 INCHES MINIMUM AND 3.328 INCHES MAXIMUM IN
head_height0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
thread_class3A A
thread_length0.500 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
fastener_length3.828 INCHES MINIMUM AND 3.875 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
NSN5306-00-150-9235
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 103-20500 · 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: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 24
•
MINIMUM TENSILE STRENGTH: 125000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 3A A
•
HEAD STYLE: HEXAGON
•
FEATURES PROVIDED: FINISHED HEAD
•
MATERIAL: STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
•
WIDTH BETWEEN FLATS: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH24
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
THREAD CLASS3A A
HEAD STYLEHEXAGON
FEATURES PROVIDEDFINISHED HEAD
MATERIALSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
WIDTH BETWEEN FLATS0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE2,CLASS3 FED SPEC ALL TREATMENT RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
103-205Upgraded Successor
successor cross-reference
successor
103-20500Upgraded Successor
successor cross-reference
successor
PC-A-32-40-00-010-941A-A ITEM005Interchangeable
Same NIIN cross-reference
interchangeable
AN5-36AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 103-20500?
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 103-20500?
103-20500 is a 103-20500.
What parts can replace 103-20500?
There are 4 known substitutes for 103-20500: 103-205, 103-20500, PC-A-32-40-00-010-941A-A ITEM005 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103-20500?
103-20500 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9235. 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 — 103-20500

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