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218858 — INDICATOR

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

218858: INDICATOR.

The INDICATOR is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-164-6417, 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
218858
NSN: 5310-00-164-6417
NIINs: 001646417, 003795366, 015223372
FSC: 5310 — Nuts and Washers
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyWASHER
NSN5310-00-164-6417
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 218858 · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
WASHER OUTSIDE DIAMETER: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
TEMP RATING: 850.0 FAHRENHEIT NOMINAL DEGF
•
WASHER THICKNESS: 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
OVERALL HEIGHT0.173 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING850.0 FAHRENHEIT NOMINAL DEGF
WASHER THICKNESS0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 5
10116596Reference document
Same NSN cross-reference
Reference document — Informative reference only
E10762-3Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
H49480-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
J149P05Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KTJ149P05Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 218858?
218858 is a INDICATOR.
What parts can replace 218858?
There are 5 known substitutes for 218858: 10116596, E10762-3, H49480-3 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 218858?
218858 is cataloged in the U.S. Government catalog under NSN 5310-00-164-6417. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.