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99164A101 — NUT,PLAIN,CAP

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

99164A101: NUT,PLAIN,CAP.

The NUT,PLAIN,CAP is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: CAP, nut_height: 12.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND, surface_treatment: ZINC OVERALL, width_across_flats: 10.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-689-9997, 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
99164A101
NSN: 5310-01-689-9997
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCAP
nut_height12.0 MILLIMETERS NOMINAL MM
thread_seriesM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats10.0 MILLIMETERS NOMINAL MM
nominal_thread_size6.0 MILLIMETERS MM
bearing_surface_typeFLAT
thread_tolerance_class6H INTERNAL
end_item_identification01-607-9674
thread_pitch_in_millimeters1.0
NSN5310-01-689-9997
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 99164A101 · 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
•
WIDTH ACROSS FLATS: 10.0 MILLIMETERS NOMINAL MM
•
THREAD TOLERANCE CLASS: 6H INTERNAL
•
THREAD SERIES: M
•
THREAD PITCH IN MILLIMETERS: 1.0
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 6.0 MILLIMETERS MM
•
NUT HEIGHT: 12.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS10.0 MILLIMETERS NOMINAL MM
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESM
THREAD PITCH IN MILLIMETERS1.0
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE6.0 MILLIMETERS MM
NUT HEIGHT12.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENTZINC OVERALL
NUT STYLECAP
END ITEM IDENTIFICATION01-607-9674
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 99164A101?
99164A101 is a NUT,PLAIN,CAP.
What is the NSN for 99164A101?
99164A101 is cataloged in the U.S. Government catalog under NSN 5310-01-689-9997. 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.