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Technical Data Sheet
BLK4124 ✓ 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

CROWFOOT ATTACHMENT,SOCKET WRENC. Key specifications include material: STEEL OVERALL, head_thickness: 0.547 INCHES NOMINAL IN, overall_length: 7.000 INCHES MINIMUM IN, style_designator: FLARE NUT SINGLE END, surface_treatment: PHOSPHATE OVERALL, wrenching_surface_size: 0.750 INCHES NOMINAL SINGLE END IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-224-3161, 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
BLK4124
NSN: 5120-00-224-3161
FSC: 5120
CAGE: 05506 — MARTIN SPROCKET AND GEAR INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_thickness0.547 INCHES NOMINAL IN
overall_length7.000 INCHES MINIMUM IN
style_designatorFLARE NUT SINGLE END
surface_treatmentPHOSPHATE OVERALL
wrenching_surface_size0.750 INCHES NOMINAL SINGLE END IN
wrenching_surface_shape12 POINT SINGLE END INTERNAL
nondefinitive_spec/std_data2 TYPE AND 2 CLASS AND D STYLE
specification/standard_data0U583-SAE AS4167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
environmental_attribute_codePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
NSN5120-00-224-3161
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CROWFOOT ATTACHMENT,SOCKET WRENC TITLE COMPONENT PN BLK4124 MFR CROWFOOT ATTACHMENT,SO
KEY FEATURES
WRENCHING SURFACE SIZE: 0.750 INCHES NOMINAL SINGLE END IN
STYLE DESIGNATOR: FLARE NUT SINGLE END
ENVIRONMENTAL ATTRIBUTE CODE: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
SPECIFICATION/STANDARD DATA: 0U583-SAE AS4167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
HEAD THICKNESS: 0.547 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
SURFACE TREATMENT: PHOSPHATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
WRENCHING SURFACE SIZE0.750 INCHES NOMINAL SINGLE END IN
STYLE DESIGNATORFLARE NUT SINGLE END
ENVIRONMENTAL ATTRIBUTE CODEPLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
SPECIFICATION/STANDARD DATA0U583-SAE AS4167 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
HEAD THICKNESS0.547 INCHES NOMINAL IN
OVERALL LENGTH7.000 INCHES MINIMUM IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 2 CLASS AND D STYLE
WRENCHING SURFACE SHAPE12 POINT SINGLE END INTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
4124Interchangeable
interchangeable cross-reference
interchangeable
77444Interchangeable
interchangeable cross-reference
interchangeable
97-3830Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-641 TY2CL2STAInterchangeable
interchangeable cross-reference
interchangeable
GGG-W-641Interchangeable
interchangeable cross-reference
interchangeable
4124ADXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BLK4124?
BLK4124 is a CROWFOOT ATTACHMENT,SOCKET WRENC.
What parts can replace BLK4124?
There are 22 known substitutes for BLK4124: 4124, 77444, 97-3830 and 19 more. Substitute compatibility should be verified for your specific system.
Is BLK4124 still available?
BLK4124 is currently cancelled.
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