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C641SS20T — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C641SS20T: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: STEEL COMP 302 OR STEEL COMP 321 LOCATION NOT OTHERWISE SPECIFIED, mounting_pad: INCLUDED, overall_width: 0.750 INCHES NOMINAL IN, overall_length: 2.690 INCHES NOMINAL IN, surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-051-2264, 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
C641SS20T
NSN: 5340-01-051-2264
FSC: 5340 — Hardware, Commercial
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialSTEEL COMP 302 OR STEEL COMP 321 LOCATION NOT OTHERWISE SPECIFIED
mounting_padINCLUDED
overall_width0.750 INCHES NOMINAL IN
overall_length2.690 INCHES NOMINAL IN
surface_treatmentPASSIVATE
material_thickness0.051 INCHES NOMINAL IN
mounting_hole_size0.197 INCHES NOMINAL IN
distance_between_mounting_hole_centers2.190 INCHES NOMINAL IN
NSN5340-01-051-2264
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C641SS20T 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
•
MOUNTING HOLE SIZE: 0.197 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 2.190 INCHES NOMINAL IN
•
MOUNTING PAD: INCLUDED
•
MATERIAL THICKNESS: 0.051 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
SURFACE TREATMENT: PASSIVATE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.197 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS2.190 INCHES NOMINAL IN
MOUNTING PADINCLUDED
OVERALL LENGTH2.690 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
MATERIAL THICKNESS0.051 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 302 OR STEEL COMP 321 LOCATION NOT OTHERWISE SPECIFIED
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 4
5340PL0846579Reference document
Same NSN cross-reference
Reference document — Informative reference only
TA09C89SS20TReference document
Same NSN cross-reference
Reference document — Secondary reference
5340PL1768617Reference document
Same NSN cross-reference
Reference document — Informative reference only
TA09C89CO20TReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C641SS20T?
C641SS20T is a STRAP,RETAINING.
What parts can replace C641SS20T?
There are 4 known substitutes for C641SS20T: 5340PL0846579, TA09C89SS20T, 5340PL1768617 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C641SS20T?
C641SS20T is cataloged in the U.S. Government catalog under NSN 5340-01-051-2264. This indicates validated use in U.S. government and defense supply chains.
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