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31545 ✓ Verified by PartsTable
Nathan · 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

SUPPORT,STRUCTURAL COMPONENT,AIR. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, overall_height: 0.125 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 0.188 INCHES NOMINAL IN, body_outside_diameter: 0.446 INCHES NOMINAL IN, seating_surface_shape: FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2810-00-118-6022, 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
31545
NSN: 2810-00-118-6022
FSC: 2810
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
overall_height0.125 INCHES NOMINAL IN
style_designatorPLAIN
body_inside_diameter0.188 INCHES NOMINAL IN
body_outside_diameter0.446 INCHES NOMINAL IN
seating_surface_shapeFLAT
NSN2810-00-118-6022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Nathan SUPPORT,STRUCTURAL COMPONENT,AIR TITLE COMPONENT PN 31545 MFR Nathan SUPPORT,STRUCTURAL COM
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATL STEEL PER AMS 5050; OVERALL LENGTH 2.90625 IN.; 0.374 IN. OD FOR 0.3438 IN.; 0.423 IN. OD FOR 0.375 IN.; 0.386 IN. MIN AND 0.396 IN. MAX OD FOR CENTER,REMAINING LENGTH IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATL STEEL PER AMS 5050; OVERALL LENGTH 2.90625 IN.; 0.374 IN. OD FOR 0.3438 IN.; 0.423 IN. OD FOR 0.375 IN.; 0.386 IN. MIN AND 0.396 IN. MAX OD FOR CENTER,REMAINING LENGTH IN
END ITEM IDENTIFICATIONACFT ENG R1830
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
PA3247Interchangeable
interchangeable cross-reference
interchangeable
17730Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
31545Interchangeable
interchangeable cross-reference
interchangeable
8528181Interchangeable
interchangeable cross-reference
interchangeable
AS31545Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31545?
31545 is a SUPPORT,STRUCTURAL COMPONENT,AIR manufactured by Nathan.
What parts can replace 31545?
There are 6 known substitutes for 31545: PA3247, 17730, AMS-QQ-A-200/11 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31545?
31545 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2810-00-118-6022. 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