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3271506 ✓ 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 RETAINING RING,ROTARY COUPLER is a the manufacturer industrial component. Key specifications include thread_length: 1.260 INCHES NOMINAL IN, fastener_length: 1.630 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_item_identification: 2320-01-465-2174, thread_quantity_per_inch: A20, thread_series_designator: UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-295-2931, 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
3271506
NSN: 5985-00-295-2931
FSC: 5985
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
thread_length1.260 INCHES NOMINAL IN
fastener_length1.630 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identification2320-01-465-2174
thread_quantity_per_inchA20
thread_series_designatorUNF
general_characteristics_item_descriptionCRES 3.460 IN. DIA OD,2.765 IN. DIA ID,0.156 IN. THK,EIGHT 0.132 IN. MTG HOLES EQUALLY SPACED ON 3.165 IN. DIA BOLT CIRCLE IN
part_name_assigned_by_controlling_agencySCREW, SHOULDER, FLANGE HEAD
NSN5985-00-295-2931
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RETAINING RING,ROTARY COUPLER TITLE COMPONENT PN 3271506 MFR RETAINING RING,ROTARY
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CRES 3.460 IN. DIA OD,2.765 IN. DIA ID,0.156 IN. THK,EIGHT 0.132 IN. MTG HOLES EQUALLY SPACED ON 3.165 IN. DIA BOLT CIRCLE IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCRES 3.460 IN. DIA OD,2.765 IN. DIA ID,0.156 IN. THK,EIGHT 0.132 IN. MTG HOLES EQUALLY SPACED ON 3.165 IN. DIA BOLT CIRCLE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
70136Interchangeable
interchangeable cross-reference
interchangeable
3322406Interchangeable
interchangeable cross-reference
interchangeable
70094Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3271506?
3271506 is a RETAINING RING,ROTARY COUPLER.
What parts can replace 3271506?
There are 3 known substitutes for 3271506: 70136, 3322406, 70094. Substitute compatibility should be verified for your specific system.
What is the NSN for 3271506?
3271506 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-295-2931. 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