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105B1688P1 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

105B1688P1: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, nut_style: ROUND, nut_diameter: 0.870 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 0.370 INCHES NOMINAL IN, thread_series: UNEF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-964-0167, 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
105B1688P1
NSN: 5310-00-964-0167
FSC: 5310 — Nuts and Washers
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
nut_styleROUND
nut_diameter0.870 INCHES NOMINAL IN
thread_class3B
nut_thickness0.370 INCHES NOMINAL IN
thread_seriesUNEF
thread_directionRIGHT-HAND
drive_point_depth0.100 INCHES NOMINAL IN
drive_point_width0.135 INCHES NOMINAL IN
nominal_thread_size0.688 INCHES IN
drive_point_quantity8
thread_quantity_per_inch24
NSN5310-00-964-0167
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 105B1688P1 · 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
•
THREAD SERIES: UNEF
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DRIVE POINT WIDTH: 0.135 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.688 INCHES IN
•
NUT DIAMETER: 0.870 INCHES NOMINAL IN
•
DRIVE POINT DEPTH: 0.100 INCHES NOMINAL IN
•
NUT THICKNESS: 0.370 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
THREAD SERIESUNEF
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH0.135 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.688 INCHES IN
NUT DIAMETER0.870 INCHES NOMINAL IN
DRIVE POINT DEPTH0.100 INCHES NOMINAL IN
NUT THICKNESS0.370 INCHES NOMINAL IN
DRIVE POINT QUANTITY8
NUT STYLEROUND
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 105B1688P1?
105B1688P1 is a NUT,PLAIN,ROUND.
What is the NSN for 105B1688P1?
105B1688P1 is cataloged in the U.S. Government catalog under NSN 5310-00-964-0167. 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.