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50A70A2 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

50A70A2: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.656 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-033-4002, 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
50A70A2
NSN: 5306-00-033-4002
FSC: 5306 — Bolts
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.500 INCHES NOMINAL IN
thread_class2A A
thread_length0.656 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.938 INCHES NOMINAL IN
shoulder_length1.032 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentCADMIUM OVERALL
width_between_flats0.366 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
NSN5306-00-033-4002
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 50A70A2 · 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
•
EXTENDED WASHER THICKNESS: 0.188 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.500 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.938 INCHES NOMINAL IN
•
SHOULDER LENGTH: 0.250 INCHES NOMINAL SECOND SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.938 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM FIRST SHOULDER IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.188 INCHES NOMINAL IN
HEAD HEIGHT0.500 INCHES NOMINAL IN
FASTENER LENGTH1.938 INCHES NOMINAL IN
SHOULDER LENGTH0.250 INCHES NOMINAL SECOND SHOULDER IN
SHOULDER LENGTH1.032 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.938 INCHES NOMINAL IN
SHOULDER DIAMETER0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.656 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 50A70A2?
50A70A2 is a BOLT,SHOULDER.
What is the NSN for 50A70A2?
50A70A2 is cataloged in the U.S. Government catalog under NSN 5306-00-033-4002. This indicates validated use in U.S. government and defense supply chains.
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