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B27661 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B27661: SPRING,HELICAL,COMPRESSION.

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: 0.656 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 2.125 INCHES NOMINAL IN, coil_helix_direction: RIGHT-HAND OR LEFT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-045-7951, 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
B27661
NSN: 5360-00-045-7951
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 3X894 — CONTROL FLOW, INC. DBA CONTROL FLOW INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
inside_diameter0.656 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length2.125 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.734 INCHES NOMINAL IN
material_document_and_classificationQQ-W-423,TYPE 1,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5360-00-045-7951
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN B27661 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.734 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423,TYPE 1,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
•
SPRING FREE LENGTH: 2.125 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.656 INCHES NOMINAL IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.734 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
STYLE DESIGNATORCYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423,TYPE 1,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
SPRING FREE LENGTH2.125 INCHES NOMINAL IN
INSIDE DIAMETER0.656 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B27661?
B27661 is a SPRING,HELICAL,COMPRESSION.
What is the NSN for B27661?
B27661 is cataloged in the U.S. Government catalog under NSN 5360-00-045-7951. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.