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12307035 — PIN,GROOVED,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12307035: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, overall_length: 3.250 INCHES NOMINAL IN, first_end_style: SQUARE, style_designator: CIRCULAR GROOVE, first_end_location: BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-138-9283, 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
12307035
NSN: 5315-01-138-9283
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
diameter0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
materialSTEEL CORROSION RESISTING OVERALL
overall_length3.250 INCHES NOMINAL IN
first_end_styleSQUARE
style_designatorCIRCULAR GROOVE
first_end_locationBOTH ENDS
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-138-9283
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12307035 · 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
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END STYLE: SQUARE
•
STYLE DESIGNATOR: CIRCULAR GROOVE
•
DIAMETER: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
FIRST END LOCATIONBOTH ENDS
FIRST END STYLESQUARE
STYLE DESIGNATORCIRCULAR GROOVE
DIAMETER0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
OVERALL LENGTH3.250 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
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 12307035?
12307035 is a PIN,GROOVED,HEADLESS.
What is the NSN for 12307035?
12307035 is cataloged in the U.S. Government catalog under NSN 5315-01-138-9283. 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.