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Technical Data Sheet
9977 MDM ✓ 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 width: 4.000 INCHES NOMINAL IN, material: PLASTIC POLYURETHANE OVERALL, thickness: 1.0 INCHES NOMINAL IN, overall_length: 20.25 INCHES NOMINAL IN, usage_location: CERVICAL, size_designation: MEDIUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6515-01-112-8633, 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
9977 MDM
NSN: 6515-01-112-8633
FSC: 6515
CAGE: 17936 — SURGICAL APPLIANCE INDUSTRIES INC (USA)
SPECIFICATIONS
width4.000 INCHES NOMINAL IN
materialPLASTIC POLYURETHANE OVERALL
thickness1.0 INCHES NOMINAL IN
overall_length20.25 INCHES NOMINAL IN
usage_locationCERVICAL
size_designationMEDIUM
special_featuresSTOCKINETTE COVERING; HOOK AND PILE TAPE CLOSURE; MADE FROM PLASTIC, MEDIUM DENSITY POLYURETHANE FOAM OVERALL, POLY/COTTON STOCKINETTE COVER.
design_designationCERVICAL
part_name_assigned_by_controlling_agencySUPPORT CERVICAL MEDIUM SIZE 20.25 X 4 POLYURETHANE FOAM W/STOCKINETTE COVER
NSN6515-01-112-8633
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN 9977 MDM MFR SPRING,HELICAL,COMPRES
KEY FEATURES
SIZE DESIGNATION: MEDIUM
DESIGN DESIGNATION: CERVICAL
THICKNESS: 1.0 INCHES NOMINAL IN
USAGE LOCATION: CERVICAL
MATERIAL: PLASTIC POLYURETHANE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH20.25 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSUPPORT CERVICAL MEDIUM SIZE 20.25 X 4 POLYURETHANE FOAM W/STOCKINETTE COVER
SIZE DESIGNATIONMEDIUM
DESIGN DESIGNATIONCERVICAL
THICKNESS1.0 INCHES NOMINAL IN
SPECIAL FEATURESSTOCKINETTE COVERING; HOOK AND PILE TAPE CLOSURE; MADE FROM PLASTIC, MEDIUM DENSITY POLYURETHANE FOAM OVERALL, POLY/COTTON STOCKINETTE COVER.
USAGE LOCATIONCERVICAL
MATERIALPLASTIC POLYURETHANE OVERALL
WIDTH4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
9202EUpgraded Successor
successor cross-reference
successor
304Upgraded Successor
successor cross-reference
successor
WB131Upgraded Successor
successor cross-reference
successor
160606Interchangeable
interchangeable cross-reference
interchangeable
133Interchangeable
interchangeable cross-reference
interchangeable
46AX306Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9977 MDM?
9977 MDM is a SPRING,HELICAL,COMPRESSION.
What parts can replace 9977 MDM?
There are 9 known substitutes for 9977 MDM: 9202E, 304, WB131 and 6 more. Substitute compatibility should be verified for your specific system.
Is 9977 MDM still available?
9977 MDM is currently cancelled.
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