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21-10021 — COCK,DRAIN

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

21-10021: COCK,DRAIN.

The COCK,DRAIN is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 6.0 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: WASHER M6 SC ST/ST. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-613-2206, 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
21-10021
NSN: 5310-01-613-2206
NIINs: 016132206, 016669983
FSC: 5310 — Nuts and Washers
CAGE: 15342 — KONGSBERG MARITIME INC DBA KONGSBERG MARITIME INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter6.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyWASHER M6 SC ST/ST
NSN5310-01-613-2206
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 21-10021 · 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
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 6.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER M6 SC ST/ST
MATERIALSTEEL OVERALL
HOLE DIAMETER6.0 MILLIMETERS NOMINAL MM
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 21-10021?
21-10021 is a COCK,DRAIN.
What is the NSN for 21-10021?
21-10021 is cataloged in the U.S. Government catalog under NSN 5310-01-613-2206. This indicates validated use in U.S. government and defense supply chains.
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