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Technical Data Sheet
PartsTable / COMPONENT / 425325
425325 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL, head_style: HEXAGON, head_height: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.494 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN, fastener_length: 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-042-5325, 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
425325
NSN: 5306-00-042-5325
FSC: 5306
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
head_styleHEXAGON
head_height0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
thread_class2A A
thread_length0.494 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
fastener_length0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
washer_quantity1
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
width_between_flats0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
NSN5306-00-042-5325
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 425325 · 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
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD DIRECTION: RIGHT-HAND
•
WASHER QUANTITY: 1
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 3,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 20
•
HEAD STYLE: HEXAGON
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
WASHER QUANTITY1
MATERIALSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 3,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
7F1117Interchangeable
interchangeable cross-reference
interchangeable
456Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 425325?
425325 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 425325?
There are 2 known substitutes for 425325: 7F1117, 456. Substitute compatibility should be verified for your specific system.
What is the NSN for 425325?
425325 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-042-5325. 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