PartsTable
Technical Data Sheet
312580 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RESISTOR,FIXED,WIRE WOUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: FLAT CHAMFER, body_length: 0.500 INCHES NOMINAL IN, head_height: 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN, thread_class: 3A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-136-2886, 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 312580
NSN: 5305-00-136-2886
FSC: 5305
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleFLAT CHAMFER
body_length0.500 INCHES NOMINAL IN
head_height0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
thread_class3A A
body_diameter0.188 INCHES NOMINAL IN
head_diameter0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
hole_diameter0.036 INCHES NOMINAL IN
hole_quantity1
terminal_typeWIRE LEAD
thread_length0.325 INCHES MINIMUM IN
NSN5305-00-136-2886
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 312580 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
THREAD SERIES DESIGNATOR: UNF
HOLE CONFIGURATION STYLE: ROUND
MATERIAL: STEEL OVERALL
THREAD DIRECTION: RIGHT-HAND
HOLE DIAMETER: 0.036 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
THREAD SERIES DESIGNATORUNF
HOLE CONFIGURATION STYLEROUND
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
HOLE DIAMETER0.036 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
HOLE QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
312580Interchangeable
interchangeable cross-reference
interchangeable
882-3-391JInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-26/4Interchangeable
interchangeable cross-reference
interchangeable
VL3-400Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 312580?
312580 is a RESISTOR,FIXED,WIRE WOUND. It is classified as a MRO (MRO_GENERAL).
What parts can replace 312580?
There are 4 known substitutes for 312580: 312580, 882-3-391J, MIL-PRF-26/4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 312580?
312580 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-136-2886. This indicates validated use in U.S. government and defense supply chains.
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