PartsTable
Technical Data Sheet
A1746 ✓ 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 CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include user_designator: MAN AND WOMAN, special_features: FULL COLOR, WITH GOLDEN ORANGE 67109, AND ULTRAMAINE BLUE 67118, attachment_method: HOOK FASTENER, features_provided: EMBROIDERED, design_designation: 12TH AVIATION BRIGADE, unpackaged_unit_width: 2.00 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 5305-00-003-8927, 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
A1746
NSN: 5305-00-003-8927
FSC: 5305
CAGE: 14314 — UNITED ELECTRIC CONTROLS CO DIV PRECISION SENSORS DIVISION (USA)
SPECIFICATIONS
user_designatorMAN AND WOMAN
special_featuresFULL COLOR, WITH GOLDEN ORANGE 67109, AND ULTRAMAINE BLUE 67118
attachment_methodHOOK FASTENER
features_providedEMBROIDERED
design_designation12TH AVIATION BRIGADE
unpackaged_unit_width2.00 INCHES MAXIMUM IN
department_designationUS ARMY
unpackaged_unit_height3.00 INCHES MAXIMUM IN
nondefinitive_spec/std_dataI TYPE AND 1 STYLE AND 2 CLASS
NSN5305-00-003-8927
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A1746 · 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: ALUMINUM ALLOY 2024
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6 T4 OR T351 FED SPEC SINGLE MATERIAL RESPONSE
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
THREAD CLASS: 3A A
HEAD DIAMETER: 0.250 INCHES NOMINAL IN
INTERNAL DRIVE STYLE: SLOT
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)
SCREW MATERIALALUMINUM ALLOY 2024
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 T4 OR T351 FED SPEC SINGLE MATERIAL RESPONSE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER0.138 INCHES IN
THREAD CLASS3A A
SPECIAL FEATURES0.080 IN. DIA NYLON INSERT IN
HEAD DIAMETER0.250 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
HEAD HEIGHT0.060 INCHES NOMINAL IN
FASTENER LENGTH0.260 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
1729Interchangeable
interchangeable cross-reference
interchangeable
R5AInterchangeable
interchangeable cross-reference
interchangeable
17X165Interchangeable
interchangeable cross-reference
interchangeable
N11050PC5150045Interchangeable
interchangeable cross-reference
interchangeable
1746Interchangeable
interchangeable cross-reference
interchangeable
5150045Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1746?
A1746 is a CUP,TAPERED ROLLER BEARING.
What parts can replace A1746?
There are 21 known substitutes for A1746: 1729, R5A, 17X165 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1746?
A1746 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-003-8927. This indicates validated use in U.S. government and defense supply chains.
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