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12389314 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12389314: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, thickness: 0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, hole_diameter: 1.010 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN, overall_diameter: 1.060 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, part_name_assigned_by_controlling_agency: WASHER, THRUST. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-681-7557, 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
12389314
NSN: 5310-01-681-7557
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
thickness0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
hole_diameter1.010 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
overall_diameter1.060 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
peripheral_shape_styleROUND
part_name_assigned_by_controlling_agencyWASHER, THRUST
NSN5310-01-681-7557
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12389314 · 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
•
OVERALL DIAMETER: 1.060 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
HOLE DIAMETER: 1.010 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
•
THICKNESS: 0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.060 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, THRUST
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
HOLE DIAMETER1.010 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
THICKNESS0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12389314?
12389314 is a WASHER,FLAT.
What is the NSN for 12389314?
12389314 is cataloged in the U.S. Government catalog under NSN 5310-01-681-7557. 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.