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C91 — Network Technical Data

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3M · NIC ADAPTER
WHAT YOU NEED TO KNOW
RJ45 = copper (needs CAT6) | SFP+ = fiber (needs transceiver) FLR = FlexibleLOM (HPE integrated) — NOT standard PCIe
Bracket height MUST match chassis — Full Height (2U) vs Low Profile (1U)
PRODUCT OVERVIEW

3M Desk Organiser C-91 includes one Post-ir Note sample, two Post-it Flag samples and one Scotch Magic sample. Key specifications include shape: STRAIGHT, diameter: 0.250 INCHES NOMINAL IN, material: TUNGSTEN CARBIDE, thickness: 0.250 INCHES NOMINAL IN, body_width: 1.125 INCHES NOMINAL IN, drive_type: SLOTTED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 7035-01-169-6551, 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
C91
NSN: 7035-01-169-6551
FSC: 7035
CAGE: 51562 — POWER MAGNE-TECH CORP DBA POWER MAGNETIC (USA)
SPECIFICATIONS
shapeSTRAIGHT
diameter0.250 INCHES NOMINAL IN
materialTUNGSTEN CARBIDE
thickness0.250 INCHES NOMINAL IN
body_width1.125 INCHES NOMINAL IN
drive_typeSLOTTED
body_height1.188 INCHES NOMINAL IN
body_length1.438 INCHES NOMINAL IN
grip_length3.396 INCHES MINIMUM AND 3.401 INCHES MAXIMUM IN
bore_diameter0.3760 INCHES NOMINAL IN
overall_width0.500 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
NSN7035-01-169-6551
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN C91 MFR 3M TRANSFORMER,AUDIO FREQUENCY
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONARC-171,GRC-171
END ITEM IDENTIFICATIONARC-171,GRC-171
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
C30-0013InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
30-00243-003InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S3300Y-C091InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PE-120InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
51856InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C-91 MEDIUMInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C91?
C91 is a TRANSFORMER,AUDIO FREQUENCY manufactured by 3M.
What parts can replace C91?
There are 11 known substitutes for C91: C30-0013, 30-00243-003, S3300Y-C091 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C91?
C91 is cataloged in the Federal Logistics Information System under NSN 7035-01-169-6551. 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: September 2026