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6512-21-122-6101 — PIN,GROOVED,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6512-21-122-6101: PIN,GROOVED,HEADED.

The PIN,GROOVED,HEADED is a the manufacturer industrial component. Key specifications include height: 0.090 INCHES NOMINAL IN, diameter: 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN, material: STEEL COMP 440C OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), grip_length: 1.241 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES OUTSIDE DIAMETER.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-124-0636, 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
6512-21-122-6101
NSN: 5315-01-124-0636
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
height0.090 INCHES NOMINAL IN
diameter0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN
materialSTEEL COMP 440C OVERALL
head_stylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
grip_length1.241 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES OUTSIDE DIAMETER
first_end_styleSQUARE
hardness_rating56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
undercut_radius0.005 INCHES NOMINAL IN
effective_length1.216 INCHES MINIMUM AND 1.217 INCHES MAXIMUM IN
style_designatorGROOVE
pin_head_diameter1.125 INCHES NOMINAL IN
NSN5315-01-124-0636
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6512-21-122-6101 · 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
•
SURFACE FINISH: 32.0 MICROINCHES OUTSIDE DIAMETER
•
UNDERCUT DIAMETER: 0.701 INCHES MINIMUM AND 0.707 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SS-8435,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
UNDER HEAD LENGTH: 1.345 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
HARDNESS RATING: 56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: GROOVE
•
PIN HEAD DIAMETER: 1.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER
UNDERCUT DIAMETER0.701 INCHES MINIMUM AND 0.707 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSS-8435,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL
UNDER HEAD LENGTH1.345 INCHES NOMINAL IN
FIRST END STYLESQUARE
HARDNESS RATING56.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORGROOVE
PIN HEAD DIAMETER1.125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6512-21-122-6101?
6512-21-122-6101 is a PIN,GROOVED,HEADED.
What is the NSN for 6512-21-122-6101?
6512-21-122-6101 is cataloged in the U.S. Government catalog under NSN 5315-01-124-0636. This indicates validated use in U.S. government and defense supply chains.
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