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GAA6281C — STUD,RECESSED AND STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GAA6281C: STUD,RECESSED AND STEPPED.

The STUD,RECESSED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140, thread_class: 3A STUD THREAD A, thread_length: 0.520 INCHES NOMINAL NUT THREAD IN, overall_length: 5.260 INCHES NOMINAL IN, hardness_rating: 264.0 BRINELL HULTGREN MINIMUM AND 301.0 BRINELL HULTGREN MAXIMUM, style_designator: RECESSED AND STEPPED. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-703-4743, 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
GAA6281C
NSN: 5307-00-703-4743
FSC: 5307 — Studs
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 4140
thread_class3A STUD THREAD A
thread_length0.520 INCHES NOMINAL NUT THREAD IN
overall_length5.260 INCHES NOMINAL IN
hardness_rating264.0 BRINELL HULTGREN MINIMUM AND 301.0 BRINELL HULTGREN MAXIMUM
special_features5/16-24UNF 3ATHD. 0.580 IN. LG. LOCATED 1.260 IN. FROM RECESSED PORTION OF SHANK END; 0.246 IN. MIN. 0.250 IN. MAX. DIA. OF RECESSED PORTION OF SHANK OPTIONAL IN
style_designatorRECESSED AND STEPPED
thread_directionRIGHT-HAND NUT THREAD
features_providedCASEHARDENED
nominal_thread_size0.250 INCHES NUT THREAD IN
thread_quantity_per_inch18 STUD THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-703-4743
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GAA6281C · 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 LENGTH: 0.520 INCHES NOMINAL NUT THREAD IN
•
HARDNESS RATING: 264.0 BRINELL HULTGREN MINIMUM AND 301.0 BRINELL HULTGREN MAXIMUM
•
STYLE DESIGNATOR: RECESSED AND STEPPED
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE
•
DIAMETER OF RECESSED PORTION OF SHANK: 0.224 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
•
FEATURES PROVIDED: CASEHARDENED
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.520 INCHES NOMINAL NUT THREAD IN
THREAD LENGTH0.720 INCHES NOMINAL STUD THREAD IN
HARDNESS RATING264.0 BRINELL HULTGREN MINIMUM AND 301.0 BRINELL HULTGREN MAXIMUM
STYLE DESIGNATORRECESSED AND STEPPED
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.260 INCHES NOMINAL IN
DIAMETER OF RECESSED PORTION OF SHANK0.224 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
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 1
7034743Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GAA6281C?
GAA6281C is a STUD,RECESSED AND STEPPED.
What parts can replace GAA6281C?
There is 1 known substitute for GAA6281C: 7034743. Substitute compatibility should be verified for your specific system.
What is the NSN for GAA6281C?
GAA6281C is cataloged in the U.S. Government catalog under NSN 5307-00-703-4743. This indicates validated use in U.S. government and defense supply chains.
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