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PartsTable / COMPONENT / 1047671
1047671 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.250 INCHES NOMINAL IN, head_style: FILLISTER, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.785 INCHES NOMINAL IN, head_height: 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-421-6745, 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
1047671
NSN: 5305-00-421-6745
FSC: 5305
CAGE: 13799 — H & E VENTURE, LLC (USA)
SPECIFICATIONS
body_width0.250 INCHES NOMINAL IN
head_styleFILLISTER
body_height0.180 INCHES NOMINAL IN
body_length0.785 INCHES NOMINAL IN
head_height0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_length0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedHERMETICALLY SEALED
NSN5305-00-421-6745
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1047671 · 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
•
SCREW MATERIAL: STEEL
•
THREAD LENGTH: 0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 56
•
THREAD CLASS: 2A A
•
FASTENER LENGTH: 0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
HEAD STYLE: FILLISTER
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD HEIGHT: 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SCREW MATERIALSTEEL
THREAD LENGTH0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH56
THREAD CLASS2A A
FASTENER LENGTH0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
HEAD STYLEFILLISTER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
HEAD DIAMETER0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
538863-1Interchangeable
interchangeable cross-reference
interchangeable
SN33459Interchangeable
interchangeable cross-reference
interchangeable
839311-14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1047671?
1047671 is a MICROCIRCUIT,DIGITAL.
What parts can replace 1047671?
There are 3 known substitutes for 1047671: 538863-1, SN33459, 839311-14. Substitute compatibility should be verified for your specific system.
What is the NSN for 1047671?
1047671 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-421-6745. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026