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12300999 — WASHER,SPLIT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12300999: WASHER,SPLIT.

The WASHER,SPLIT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 1.169 INCHES MINIMUM AND 1.179 INCHES MAXIMUM IN, outside_diameter: 1.557 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN, style_designator: SPLIT, material_thickness: 0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN, distance_across_split_opening: 0.060 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-233-9972, 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
12300999
NSN: 5310-01-233-9972
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.169 INCHES MINIMUM AND 1.179 INCHES MAXIMUM IN
outside_diameter1.557 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN
style_designatorSPLIT
material_thickness0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
distance_across_split_opening0.060 INCHES MAXIMUM IN
material_document_and_classificationASTM A109,TEMPER 4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-233-9972
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12300999 · 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
•
DISTANCE ACROSS SPLIT OPENING: 0.060 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A109,TEMPER 4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.557 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 1.169 INCHES MINIMUM AND 1.179 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
DISTANCE ACROSS SPLIT OPENING0.060 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A109,TEMPER 4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.557 INCHES MINIMUM AND 1.567 INCHES MAXIMUM IN
MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER1.169 INCHES MINIMUM AND 1.179 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12300999?
12300999 is a WASHER,SPLIT.
What is the NSN for 12300999?
12300999 is cataloged in the U.S. Government catalog under NSN 5310-01-233-9972. This indicates validated use in U.S. government and defense supply chains.
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