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7603773-00 — STUD,SHOULDERED AND STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7603773-00: STUD,SHOULDERED AND STEPPED.

The STUD,SHOULDERED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 2A NUT THREAD A, thread_length: 0.637 INCHES NOMINAL NUT THREAD IN, overall_length: 1.500 INCHES NOMINAL IN, shoulder_length: 0.070 INCHES NOMINAL IN, style_designator: SHOULDERED AND STEPPED. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-101-6138, 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
7603773-00
NSN: 5307-01-101-6138
FSC: 5307 — Studs
CAGE: 1XBP3 — LEROI INTERNATIONAL INC DBA COMPAIR LEROI (USA)
SPECIFICATIONS
materialSTEEL
thread_class2A NUT THREAD A
thread_length0.637 INCHES NOMINAL NUT THREAD IN
overall_length1.500 INCHES NOMINAL IN
shoulder_length0.070 INCHES NOMINAL IN
style_designatorSHOULDERED AND STEPPED
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.250 INCHES NUT THREAD IN
distance_across_flats0.500 INCHES NOMINAL IN
thread_quantity_per_inch28 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-01-101-6138
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7603773-00 · 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: 0.700 INCHES NOMINAL STUD THREAD IN
•
STYLE DESIGNATOR: SHOULDERED AND STEPPED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.250 INCHES NUT THREAD IN
•
THREAD CLASS: 2A STUD THREAD A
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.700 INCHES NOMINAL STUD THREAD IN
THREAD LENGTH0.637 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATORSHOULDERED AND STEPPED
OVERALL LENGTH1.500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD IN
THREAD CLASS2A STUD THREAD A
THREAD CLASS2A NUT THREAD A
THREAD QUANTITY PER INCH28 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7603773-00?
7603773-00 is a STUD,SHOULDERED AND STEPPED.
What is the NSN for 7603773-00?
7603773-00 is cataloged in the U.S. Government catalog under NSN 5307-01-101-6138. 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.