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PartsTable / COMPONENT / 1691-B3 ITEM 7
1691-B3 ITEM 7 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPACER,RING is a the manufacturer industrial component. Key specifications include material: COPPER, inside_diameter: 2.000 INCHES NOMINAL IN, outside_diameter: 2.375 INCHES NOMINAL IN, overall_thickness: 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN, material_document_and_classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-228-0200, 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
1691-B3 ITEM 7
NSN: 5365-01-228-0200
FSC: 5365
CAGE: 90800 — ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION (USA)
SPECIFICATIONS
materialCOPPER
inside_diameter2.000 INCHES NOMINAL IN
outside_diameter2.375 INCHES NOMINAL IN
overall_thickness0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
material_document_and_classificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE
NSN5365-01-228-0200
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN 1691-B3 ITEM 7 MFR SPACER,RING
KEY FEATURES
•
MATERIAL: COPPER
•
OVERALL THICKNESS: 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE
•
INSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER
OVERALL THICKNESS0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER2.000 INCHES NOMINAL IN
OUTSIDE DIAMETER2.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
85656Interchangeable
interchangeable cross-reference
interchangeable
5656Interchangeable
interchangeable cross-reference
interchangeable
2AN751Interchangeable
interchangeable cross-reference
interchangeable
5856Interchangeable
interchangeable cross-reference
interchangeable
A-A-20032Interchangeable
interchangeable cross-reference
interchangeable
12-422Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1691-B3 ITEM 7?
1691-B3 ITEM 7 is a SPACER,RING.
What parts can replace 1691-B3 ITEM 7?
There are 14 known substitutes for 1691-B3 ITEM 7: 85656, 5656, 2AN751 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1691-B3 ITEM 7?
1691-B3 ITEM 7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-228-0200. 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