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21006392-101 — CLAMP,SYNCHRO

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21006392-101: CLAMP,SYNCHRO.

The CLAMP,SYNCHRO is a the manufacturer industrial component. Key specifications include width: 0.500 INCHES NOMINAL IN, height: 0.156 INCHES NOMINAL IN, length: 0.580 INCHES NOMINAL IN, material: STEEL COMP 302, hole_diameter: 0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN, furnished_items: LOCKNUT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-068-5626, 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
21006392-101
NSN: 5340-01-068-5626
FSC: 5340 — Hardware, Commercial
CAGE: 66075 — TOOL TECHNOLOGY, INC. DBA TOOL TECHNOLOGY INC (USA)
SPECIFICATIONS
width0.500 INCHES NOMINAL IN
height0.156 INCHES NOMINAL IN
length0.580 INCHES NOMINAL IN
materialSTEEL COMP 302
hole_diameter0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN
furnished_itemsLOCKNUT
surface_treatmentOXIDE
material_document_and_classificationMIL-S-5059,COND 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-068-5626
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21006392-101 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 0.580 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059,COND 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE
•
HEIGHT: 0.156 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE
•
WIDTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302
•
FURNISHED ITEMS: LOCKNUT
TECHNICAL CHARACTERISTICS
LENGTH0.580 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,COND 1/4 HARD MIL SPEC SINGLE MATERIAL RESPONSE
HEIGHT0.156 INCHES NOMINAL IN
SURFACE TREATMENTOXIDE
WIDTH0.500 INCHES NOMINAL IN
MATERIALSTEEL COMP 302
FURNISHED ITEMSLOCKNUT
HOLE DIAMETER0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 21006392-101?
21006392-101 is a CLAMP,SYNCHRO.
What is the NSN for 21006392-101?
21006392-101 is cataloged in the U.S. Government catalog under NSN 5340-01-068-5626. 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.