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SK04011-04 — TURNBUCKLE BODY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SK04011-04: TURNBUCKLE BODY.

The TURNBUCKLE BODY is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, body_style: HEX OPEN BODY, body_length: 0.993 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN, thread_class: 3B BODY, nominal_thread_size: 0.250 INCHES BODY IN, metallic_hardness_rating: 26.0 MINIMUM ROCKWELL C AND 44.0 MAXIMUM ROCKWELL C. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-129-3827, 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
SK04011-04
NSN: 5340-01-129-3827
FSC: 5340 — Hardware, Commercial
CAGE: 06710 — VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
body_styleHEX OPEN BODY
body_length0.993 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
thread_class3B BODY
nominal_thread_size0.250 INCHES BODY IN
metallic_hardness_rating26.0 MINIMUM ROCKWELL C AND 44.0 MAXIMUM ROCKWELL C
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) BODY
material_document_and_classificationAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-129-3827
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SK04011-04 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
•
BODY STYLE: HEX OPEN BODY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD SIZE: 0.250 INCHES BODY IN
•
BODY LENGTH: 0.993 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
•
THREAD CLASS: 3B BODY
•
MATERIAL: IRON ALLOY 660 OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF) BODY
•
METALLIC HARDNESS RATING: 26.0 MINIMUM ROCKWELL C AND 44.0 MAXIMUM ROCKWELL C
TECHNICAL CHARACTERISTICS
BODY STYLEHEX OPEN BODY
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE0.250 INCHES BODY IN
BODY LENGTH0.993 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
THREAD CLASS3B BODY
MATERIALIRON ALLOY 660 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) BODY
METALLIC HARDNESS RATING26.0 MINIMUM ROCKWELL C AND 44.0 MAXIMUM ROCKWELL C
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 1
4061T12P04Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SK04011-04?
SK04011-04 is a TURNBUCKLE BODY.
What parts can replace SK04011-04?
There is 1 known substitute for SK04011-04: 4061T12P04. Substitute compatibility should be verified for your specific system.
What is the NSN for SK04011-04?
SK04011-04 is cataloged in the U.S. Government catalog under NSN 5340-01-129-3827. This indicates validated use in U.S. government and defense supply chains.
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