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SP-2642-3 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SP-2642-3: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, head_style: FLAT CHAMFER, head_height: 0.125 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.500 INCHES NOMINAL IN, thread_length: 0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-110-3403, 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
SP-2642-3
NSN: 5305-00-110-3403
FSC: 5305 — Screws
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
head_styleFLAT CHAMFER
head_height0.125 INCHES NOMINAL IN
thread_class3A A
head_diameter0.500 INCHES NOMINAL IN
thread_length0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length2.664 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length0.320 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.370 INCHES MINIMUM AND 0.372 INCHES MAXIMUM FIRST SHOULDER IN
NSN5305-00-110-3403
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SP-2642-3 · 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
•
HEAD HEIGHT: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.664 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.320 INCHES NOMINAL FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER DIAMETER: 0.370 INCHES MINIMUM AND 0.372 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES NOMINAL IN
FASTENER LENGTH2.664 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
SHOULDER LENGTH0.320 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER0.370 INCHES MINIMUM AND 0.372 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT CHAMFER
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
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 SP-2642-3?
SP-2642-3 is a SCREW,SHOULDER.
What is the NSN for SP-2642-3?
SP-2642-3 is cataloged in the U.S. Government catalog under NSN 5305-00-110-3403. This indicates validated use in U.S. government and defense supply chains.
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