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649A772-1 — STUD,CONTINUOUS THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

649A772-1: STUD,CONTINUOUS THREAD.

The STUD,CONTINUOUS THREAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1020, thread_class: 3A LOCATION NOT OTHERWISE SPECIFIED A, overall_length: 4.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED, nominal_thread_size: 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN, thread_quantity_per_inch: 20 LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-100-6971, 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
649A772-1
NSN: 5307-00-100-6971
FSC: 5307 — Studs
CAGE: 17454 — TIMKEN GEARS & SERVICES INC. DIV PHILADELPHIA GEAR (USA)
SPECIFICATIONS
materialSTEEL COMP 1020
thread_class3A LOCATION NOT OTHERWISE SPECIFIED A
overall_length4.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
thread_quantity_per_inch20 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
material_document_and_classificationASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR 4A2A CAGEC 01289 MFR REF 1ST MATERIAL RESPONSE
NSN5307-00-100-6971
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 649A772-1 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR 4A2A CAGEC 01289 MFR REF 1ST MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
•
NOMINAL THREAD SIZE: 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
THREAD CLASS: 3A LOCATION NOT OTHERWISE SPECIFIED A
•
THREAD QUANTITY PER INCH: 20 LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL: STEEL COMP 1020
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR 4A2A CAGEC 01289 MFR REF 1ST MATERIAL RESPONSE
OVERALL LENGTH4.000 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
THREAD CLASS3A LOCATION NOT OTHERWISE SPECIFIED A
THREAD QUANTITY PER INCH20 LOCATION NOT OTHERWISE SPECIFIED
MATERIALSTEEL COMP 1020
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 2
649A772P1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
649A772PC1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 649A772-1?
649A772-1 is a STUD,CONTINUOUS THREAD.
What parts can replace 649A772-1?
There are 2 known substitutes for 649A772-1: 649A772P1, 649A772PC1. Substitute compatibility should be verified for your specific system.
What is the NSN for 649A772-1?
649A772-1 is cataloged in the U.S. Government catalog under NSN 5307-00-100-6971. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.