PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 7876450PT3

7876450PT3 — Technical Data Sheet

✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, spline_width: 0.021 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.250 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5305-00-638-5648, 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
7876450PT3
NSN: 5305-00-638-5648
FSC: 5305
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleCUP
spline_width0.021 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
thread_class2A A
thread_length0.250 INCHES MAXIMUM IN
fastener_length0.250 INCHES NOMINAL IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
internal_drive_styleSIX SPLINE
spline_major_diameter0.097 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
NSN5305-00-638-5648
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7876450PT3 · 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
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 3 STYLE
•
MATERIAL: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.250 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 3 STYLE
MATERIALSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY THREAD CLASS
INTERNAL DRIVE STYLESIX SPLINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
73650InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
328-0002-000InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
328-0002-00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
43S90573-1715InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FFS103TYPE4STYLE4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
394011PC3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 7876450PT3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7876450PT3?
7876450PT3 is a SETSCREW.
What parts can replace 7876450PT3?
There are 24 known substitutes for 7876450PT3: 73650, 328-0002-000, 328-0002-00 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7876450PT3?
7876450PT3 is cataloged in the Federal Logistics Information System under NSN 5305-00-638-5648. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7876450PT3

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026