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TMRX8 ✓ 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 KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, opening_width: 0.138 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN, overall_width: 0.499 INCHES MAXIMUM IN, head_thickness: 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, overall_length: 0.969 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-028-8542, 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
TMRX8
NSN: 5120-01-028-8542
FSC: 5120
CAGE: C7127 — SNA GERMANY GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
opening_width0.138 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN
overall_width0.499 INCHES MAXIMUM IN
head_thickness0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
overall_length0.969 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
long_arm_length1.656 INCHES MINIMUM AND 1.844 INCHES MAXIMUM IN
short_arm_length0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
style_designatorFLARE NUT
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.250 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.250 INCHES NOMINAL SINGLE END IN
NSN5120-01-028-8542
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available KEY,SOCKET HEAD SCREW TITLE COMPONENT PN TMRX8 MFR KEY,SOCKET HEAD SCREW
KEY FEATURES
•
SHORT ARM LENGTH: 0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
•
WRENCHING SURFACE SHAPE: HEXAGON BOTH ENDS EXTERNAL
•
WRENCHING SURFACE SIZE: 0.050 INCHES NOMINAL BOTH ENDS IN
•
MATERIAL: STEEL OVERALL
•
LONG ARM LENGTH: 1.656 INCHES MINIMUM AND 1.844 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE OR F-46,TY II,CL 3 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SHORT ARM LENGTH0.468 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
OVERALL LENGTH1.705 INCHES MINIMUM AND 1.894 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPEHEXAGON BOTH ENDS EXTERNAL
WRENCHING SURFACE SIZE0.050 INCHES NOMINAL BOTH ENDS IN
MATERIALSTEEL OVERALL
LONG ARM LENGTH1.656 INCHES MINIMUM AND 1.844 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL C FED SPEC SINGLE TREATMENT RESPONSE OR F-46,TY II,CL 3 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORL-HANDLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
GGG-C-1507 TY1CL1Interchangeable
interchangeable cross-reference
interchangeable
TMRX8Interchangeable
interchangeable cross-reference
interchangeable
AS4167Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TMRX8?
TMRX8 is a KEY,SOCKET HEAD SCREW.
What parts can replace TMRX8?
There are 3 known substitutes for TMRX8: GGG-C-1507 TY1CL1, TMRX8, AS4167. Substitute compatibility should be verified for your specific system.
What is the NSN for TMRX8?
TMRX8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-028-8542. 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