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Technical Data Sheet
1670820 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The FUSE,ENCLOSED LINK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY TERMINAL, thickness: 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, body_style: PLUG-IN AUTOFUSE, hole_diameter: 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN, overall_width: 0.200 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0820, 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 1670820
NSN: 5310-00-167-0820
FSC: 5310
CAGE: 19203 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV US ARMY RESEARCH, DEVELOPMENT AND ENGINEERING COMMAND ARMAMENT (USA)
SPECIFICATIONS
materialCOPPER ALLOY TERMINAL
thickness0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
body_stylePLUG-IN AUTOFUSE
hole_diameter0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
overall_width0.200 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
overall_diameter0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
special_featuresHOUSING COLOR-CODED YELLOW TO INDICATE AMPERAGE
surface_treatmentSOLDER TERMINAL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
NSN5310-00-167-0820
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1670820 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
MATERIAL: STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT: CADMIUM OVERALL
OVERALL DIAMETER: 0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
HOLE DIAMETER: 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
END ITEM IDENTIFICATIONA4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
OVERALL DIAMETER0.557 INCHES MINIMUM AND 0.582 INCHES MAXIMUM IN
HOLE DIAMETER0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
48488Interchangeable
interchangeable cross-reference
interchangeable
5704-2Interchangeable
interchangeable cross-reference
interchangeable
661050-28Interchangeable
interchangeable cross-reference
interchangeable
062844Interchangeable
interchangeable cross-reference
interchangeable
407566Interchangeable
interchangeable cross-reference
interchangeable
329260Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1670820?
1670820 is a FUSE,ENCLOSED LINK. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1670820?
There are 24 known substitutes for 1670820: 48488, 5704-2, 661050-28 and 21 more. Substitute compatibility should be verified for your specific system.
Is 1670820 still available?
1670820 is currently cancelled.
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