PartsTable
Technical Data Sheet
A101-12-77 ✓ 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 STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 2A NUT THREAD A, thread_length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM STUD THREAD IN, overall_length: 1.405 INCHES MINIMUM AND 1.425 INCHES MAXIMUM IN, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND STUD THREAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-700-1244, 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
A101-12-77
NSN: 5307-00-700-1244
FSC: 5307
CAGE: 81361 — EDGEWOOD CHEMICAL BIOLOGICAL CENTER ECBC (USA)
SPECIFICATIONS
materialSTEEL
thread_class2A NUT THREAD A
thread_length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM STUD THREAD IN
overall_length1.405 INCHES MINIMUM AND 1.425 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND STUD THREAD
surface_treatmentPHOSPHATE OVERALL
nominal_thread_size0.312 INCHES STUD THREAD IN
thread_quantity_per_inch18 STUD THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
NSN5307-00-700-1244
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A101-12-77 · 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: 3A STUD THREAD A
THREAD LENGTH: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM STUD THREAD IN
THREAD QUANTITY PER INCH: 18 STUD THREAD
THREAD DIRECTION: RIGHT-HAND STUD THREAD
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3A STUD THREAD A
THREAD CLASS2A NUT THREAD A
THREAD LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM STUD THREAD IN
THREAD QUANTITY PER INCH18 STUD THREAD
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD LENGTH0.592 INCHES MINIMUM AND 0.612 INCHES MAXIMUM NUT THREAD IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
MATERIALSTEEL
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.312 INCHES NUT THREAD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
25411Interchangeable
interchangeable cross-reference
interchangeable
862766Interchangeable
interchangeable cross-reference
interchangeable
799Interchangeable
interchangeable cross-reference
interchangeable
07-862766Interchangeable
interchangeable cross-reference
interchangeable
50019BPCSP25Interchangeable
interchangeable cross-reference
interchangeable
50019BPCBM42Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy A101-12-77?
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 A101-12-77?
A101-12-77 is a STUD,PLAIN.
What parts can replace A101-12-77?
There are 12 known substitutes for A101-12-77: 25411, 862766, 799 and 9 more. Substitute compatibility should be verified for your specific system.
Is A101-12-77 still available?
A101-12-77 is currently cancelled.
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 — A101-12-77