PartsTable
Technical Data Sheet
81-60-51 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 FUSEHOLDER,BLOCK is a the manufacturer industrial component. Key specifications include material: COPPER CONTACT, body_style: SIDE BARRIER TYPE, head_style: UNIVERSAL, grip_length: 0.015 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN, head_height: 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN, shank_style: PULL THROUGH HOLLOW SHANK. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5320-00-181-6866, 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
MRO MRO_GENERAL 81-60-51
NSN: 5320-00-181-6866
FSC: 5320
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
materialCOPPER CONTACT
body_styleSIDE BARRIER TYPE
head_styleUNIVERSAL
grip_length0.015 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
head_height0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
shank_stylePULL THROUGH HOLLOW SHANK
overall_width2.219 INCHES NOMINAL IN
base_thickness0.250 INCHES NOMINAL IN
coating_methodPLATED CONTACT
overall_height1.375 INCHES NOMINAL IN
overall_length3.031 INCHES NOMINAL IN
shank_diameter0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
NSN5320-00-181-6866
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,BLOCK TITLE COMPONENT PN 81-60-51 MFR FUSEHOLDER,BLOCK
KEY FEATURES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE SLEEVE
HEAD MAJOR DIAMETER: 0.178 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE
FASTENER LENGTH: 0.140 INCHES MAXIMUM IN
GRIP LENGTH: 0.015 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
SHANK DIAMETER: 0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
SHEAR STRENGTH: 70 SINGLE POUNDS PER SQUARE INCH
HEAD STYLE: UNIVERSAL
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE SLEEVE
HEAD MAJOR DIAMETER0.178 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE
FASTENER LENGTH0.140 INCHES MAXIMUM IN
GRIP LENGTH0.015 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
SHANK DIAMETER0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
SHEAR STRENGTH70 SINGLE POUNDS PER SQUARE INCH
HEAD STYLEUNIVERSAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE STEM
HEAD HEIGHT0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
81-60-51Interchangeable
interchangeable cross-reference
interchangeable
A-A-55168Interchangeable
interchangeable cross-reference
interchangeable
H25030-2SInterchangeable
interchangeable cross-reference
interchangeable
1247-304Interchangeable
Same NIIN cross-reference
interchangeable
MS20604AD3C1Interchangeable
Same NIIN cross-reference
interchangeable
202-304PDInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81-60-51?
81-60-51 is a FUSEHOLDER,BLOCK. It is classified as a MRO (MRO_GENERAL).
What parts can replace 81-60-51?
There are 6 known substitutes for 81-60-51: 81-60-51, A-A-55168, H25030-2S and 3 more. Substitute compatibility should be verified for your specific system.
Is 81-60-51 still available?
81-60-51 is currently cancelled.
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