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Technical Data Sheet
PartsTable / COMPONENT / 870-131
870-131 ✓ 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 NUT,PLAIN,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: EXTERNAL TOOTH, nut_height: 0.109 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF, overall_height: 0.154 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-155-7790, 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
870-131
NSN: 6240-00-155-7790
FSC: 6240
CAGE: 63409 — FINNIGAN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleEXTERNAL TOOTH
nut_height0.109 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
overall_height0.154 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.368 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES IN
washer_outside_diameter0.400 INCHES NOMINAL IN
thread_quantity_per_inch32
NSN6240-00-155-7790
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NUT,PLAIN,ASSEMBLED WASHER TITLE COMPONENT PN 870-131 MFR NUT,PLAIN,ASSEMBLED WA
KEY FEATURES
•
VOLTAGE RATING: 28.000 VOLTS NOMINAL
•
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
•
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
•
EMITTED LIGHT CHARACTERISTIC: COLORLESS
•
RATED AVERAGE LIFE: HOURS
•
BULB DESIGNATOR: S-8
•
SPECIFICATION/STANDARD DATA: 08108-308 MANUFACTURERS STANDARD
•
LIGHT OUTPUT RATING: 21.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING28.000 VOLTS NOMINAL
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
EMITTED LIGHT CHARACTERISTICCOLORLESS
RATED AVERAGE LIFEHOURS
BULB DESIGNATORS-8
SPECIFICATION/STANDARD DATA08108-308 MANUFACTURERS STANDARD
LIGHT OUTPUT RATING21.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
AVERAGE LIFE RATING IN HOURS300.0
LIGHT CENTER LENGTH1.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
PL308Interchangeable
interchangeable cross-reference
interchangeable
370069Interchangeable
interchangeable cross-reference
interchangeable
FF-B-588 TY1CLAST1Interchangeable
interchangeable cross-reference
interchangeable
FF-B-588Interchangeable
interchangeable cross-reference
interchangeable
665-5Interchangeable
interchangeable cross-reference
interchangeable
870-131Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 870-131?
870-131 is a NUT,PLAIN,ASSEMBLED WASHER.
What parts can replace 870-131?
There are 17 known substitutes for 870-131: PL308, 370069, FF-B-588 TY1CLAST1 and 14 more. Substitute compatibility should be verified for your specific system.
Is 870-131 still available?
870-131 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026