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GS21-004-2 — STUD,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

GS21-004-2: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include material: COPPER, thread_class: 2A NUT THREAD A, thread_length: 0.780 INCHES NOMINAL STUD THREAD IN, overall_length: 3.344 INCHES NOMINAL IN, shoulder_length: 0.375 INCHES NOMINAL IN, special_features: STUD GROUND TO DIA OF 0.281 IN. BY 0.125 IN.

LG ON BOTH SIDES OF SHOULDER IN. This part is cataloged in the U.S. Government catalog under NSN 5307-01-159-0121, 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
GS21-004-2
NSN: 5307-01-159-0121
FSC: 5307 — Studs
CAGE: 24930 — L3HARRIS TECHNOLOGIES, INC DIV SPACE & AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
materialCOPPER
thread_class2A NUT THREAD A
thread_length0.780 INCHES NOMINAL STUD THREAD IN
overall_length3.344 INCHES NOMINAL IN
shoulder_length0.375 INCHES NOMINAL IN
special_featuresSTUD GROUND TO DIA OF 0.281 IN. BY 0.125 IN. LG ON BOTH SIDES OF SHOULDER IN
style_designatorSHOULDERED
thread_directionRIGHT-HAND NUT THREAD
surface_treatmentTIN OVERALL
nominal_thread_size0.375 INCHES STUD THREAD IN
distance_across_flats0.750 INCHES NOMINAL IN
thread_quantity_per_inch16 STUD THREAD
NSN5307-01-159-0121
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: GS21-004-2 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-T-10727,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.780 INCHES NOMINAL STUD THREAD IN
•
STYLE DESIGNATOR: SHOULDERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-530,COND H FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-T-10727,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.780 INCHES NOMINAL STUD THREAD IN
THREAD LENGTH1.938 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATORSHOULDERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-530,COND H FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH3.344 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.375 INCHES NUT THREAD IN
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 GS21-004-2?
GS21-004-2 is a STUD,SHOULDERED.
What is the NSN for GS21-004-2?
GS21-004-2 is cataloged in the U.S. Government catalog under NSN 5307-01-159-0121. This indicates validated use in U.S. government and defense supply chains.
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