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871C161P1 — STUD,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

871C161P1: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X, thread_class: 3A NUT THREAD A, thread_length: 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM NUT THREAD IN, overall_length: 1.640 INCHES NOMINAL IN, shoulder_length: 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, style_designator: SHOULDERED. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-060-5249, 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
871C161P1
NSN: 5307-00-060-5249
FSC: 5307 — Studs
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 303 PLUS X
thread_class3A NUT THREAD A
thread_length0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM NUT THREAD IN
overall_length1.640 INCHES NOMINAL IN
shoulder_length0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
style_designatorSHOULDERED
thread_directionRIGHT-HAND STUD THREAD
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.190 INCHES STUD THREAD IN
nut_end_shank_length0.240 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN
distance_across_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nut_end_shank_diameter0.186 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
NSN5307-00-060-5249
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 871C161P1 · 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
•
NUT END SHANK DIAMETER: 0.186 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.520 INCHES MINIMUM AND 0.560 INCHES MAXIMUM STUD THREAD IN
•
STYLE DESIGNATOR: SHOULDERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
NUT END SHANK DIAMETER0.186 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
THREAD LENGTH0.520 INCHES MINIMUM AND 0.560 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM NUT THREAD IN
STYLE DESIGNATORSHOULDERED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5640 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.640 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.190 INCHES NUT THREAD IN
NOMINAL THREAD SIZE0.190 INCHES STUD 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 871C161P1?
871C161P1 is a STUD,SHOULDERED.
What is the NSN for 871C161P1?
871C161P1 is cataloged in the U.S. Government catalog under NSN 5307-00-060-5249. This indicates validated use in U.S. government and defense supply chains.
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