PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1821674
1821674 ✓ 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 SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, inside_diameter: 0.750 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN, style_designator: CYLINDRICAL, spring_free_length: 1.969 INCHES NOMINAL IN, spring_solid_length: 1.531 INCHES NOMINAL 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 5360-00-663-3128, 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
1821674
NSN: 5360-00-663-3128
FSC: 5360
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
inside_diameter0.750 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
spring_free_length1.969 INCHES NOMINAL IN
spring_solid_length1.531 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_deflection_rate743.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter1.225 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
material_document_and_classificationQQ-W-474,COMP A /D/ FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-474,COMP B /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5360-00-663-3128
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 1821674 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
SPRING FREE LENGTH: 1.969 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-474,COMP A /D/ FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-474,COMP B /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
SPRING FREE OUTSIDE DIAMETER: 1.225 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
INSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
SPRING FREE LENGTH1.969 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-474,COMP A /D/ FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-474,COMP B /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SPRING FREE OUTSIDE DIAMETER1.225 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
STYLE DESIGNATORCYLINDRICAL
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
INSIDE DIAMETER0.750 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
SPRING SOLID LENGTH1.531 INCHES NOMINAL IN
SPRING DEFLECTION RATE743.000 POUNDS PER INCH NOMINAL LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
108-903Interchangeable
interchangeable cross-reference
interchangeable
D910121-3Interchangeable
interchangeable cross-reference
interchangeable
1509BLKInterchangeable
interchangeable cross-reference
interchangeable
406554Interchangeable
interchangeable cross-reference
interchangeable
044616-0001Interchangeable
interchangeable cross-reference
interchangeable
5360PL0582004Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 1821674?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1821674?
1821674 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 1821674?
There are 6 known substitutes for 1821674: 108-903, D910121-3, 1509BLK and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1821674?
1821674 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-663-3128. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1821674

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026