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PartsTable / COMPONENT / 66A108858
66A108858 ✓ 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 WRENCH,BOX is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 3.750 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN, special_features: FORGED STEEL, special_markings: WRENCH SIZE, style_designator: DEEP ANGULAR OFFSET DOUBLE HEAD, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-288-7684, 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
66A108858
NSN: 5120-00-288-7684
FSC: 5120
CAGE: 1VPW8 — GENERAL DYNAMICS MISSION SYSTEMS, INC. DBA GDMS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length3.750 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN
special_featuresFORGED STEEL
special_markingsWRENCH SIZE
style_designatorDEEP ANGULAR OFFSET DOUBLE HEAD
surface_treatmentCHROMIUM OVERALL
wrenching_surface_size0.312 INCHES NOMINAL FIRST END IN
wrenching_surface_shape12 POINT BOTH ENDS INTERNAL
large_end_head_thickness0.250 INCHES MAXIMUM IN
small_end_head_thickness0.250 INCHES MAXIMUM IN
large_end_outside_diameter0.562 INCHES MAXIMUM IN
small_end_outside_diameter0.500 INCHES MAXIMUM IN
NSN5120-00-288-7684
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WRENCH,BOX TITLE COMPONENT PN 66A108858 MFR WRENCH,BOX
KEY FEATURES
•
LARGE END OUTSIDE DIAMETER: 0.562 INCHES MAXIMUM IN
•
SMALL END OUTSIDE DIAMETER: 0.500 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 3 TYPE AND 2 CLASS
•
SMALL END HEAD THICKNESS: 0.250 INCHES MAXIMUM IN
•
WRENCHING SURFACE SHAPE: 12 POINT BOTH ENDS INTERNAL
•
LARGE END HEAD THICKNESS: 0.250 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.100 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
LARGE END OUTSIDE DIAMETER0.562 INCHES MAXIMUM IN
OVERALL LENGTH3.750 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN
SMALL END OUTSIDE DIAMETER0.500 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA3 TYPE AND 2 CLASS
SMALL END HEAD THICKNESS0.250 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPE12 POINT BOTH ENDS INTERNAL
LARGE END HEAD THICKNESS0.250 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA05047-ASME B107.100 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WRENCHING SURFACE SIZE0.312 INCHES NOMINAL FIRST END IN
SURFACE TREATMENTCHROMIUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
203-002-0005Interchangeable
interchangeable cross-reference
interchangeable
36C803-002Interchangeable
interchangeable cross-reference
interchangeable
SFR144SSW3G2Interchangeable
interchangeable cross-reference
interchangeable
B107.100Interchangeable
interchangeable cross-reference
interchangeable
B107.9 TY3CL2Interchangeable
interchangeable cross-reference
interchangeable
B107.6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66A108858?
66A108858 is a WRENCH,BOX.
What parts can replace 66A108858?
There are 18 known substitutes for 66A108858: 203-002-0005, 36C803-002, SFR144SSW3G2 and 15 more. Substitute compatibility should be verified for your specific system.
Is 66A108858 still available?
66A108858 is currently cancelled.
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Last verified: July 2026