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Technical Data Sheet
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3012778 — PIN,KEYING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3012778: PIN,KEYING.

The PIN,KEYING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-01-128-6867, 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
3012778
NSN: 5315-01-128-6867
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
Part Number3012778
NSN5315-01-128-6867
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3012778 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATL,BAR 304 CRES STEEL QQ-S-763 COND A; O/L 0.860 IN.; KNURL LG 0.350 IN.; KNURL DIA,160 DP DIAMOND,0.134 IN. MAX; KNURL TO KEY END DISTANCE 0.510 IN.; KEY HG 0.084 IN. MAX; KEY CHAMFER ANGLE 30 DEG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATL,BAR 304 CRES STEEL QQ-S-763 COND A; O/L 0.860 IN.; KNURL LG 0.350 IN.; KNURL DIA,160 DP DIAMOND,0.134 IN. MAX; KNURL TO KEY END DISTANCE 0.510 IN.; KEY HG 0.084 IN. MAX; KEY CHAMFER ANGLE 30 DEG IN
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 3012778?
3012778 is a PIN,KEYING.
What is the NSN for 3012778?
3012778 is cataloged in the U.S. Government catalog under NSN 5315-01-128-6867. This indicates validated use in U.S. government and defense supply chains.
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