PartsTable
Technical Data Sheet
Download PDF

509S21 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

509S21: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 0.194 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN, overall_width: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, style_designator: OFFSET MOUNT, tongue_hole_type: ROUND, UNTHREADED, material_thickness: 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN, loop_inside_diameter: 1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-593-3100, 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
509S21
NSN: 5340-00-593-3100
FSC: 5340 — Hardware, Commercial
CAGE: 83930 — TRANSDIGM INC DBA ADEL WIGGINS GROUP DIV ADEL WIGGINS (USA)
SPECIFICATIONS
diameter0.194 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
overall_width0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
style_designatorOFFSET MOUNT
tongue_hole_typeROUND, UNTHREADED
material_thickness0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
loop_inside_diameter1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN
specification/standard_data81205-BACC10GE MANUFACTURERS SPECIFICATION
cushioning_environmental_protectionHEAT
distance_from_loop_center_to_tongue_end1.279 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole1.061 INCHES NOMINAL IN
NSN5340-00-593-3100
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 509S21 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
•
CUSHIONING ENVIRONMENTAL PROTECTION: HEAT
•
STYLE DESIGNATOR: OFFSET MOUNT
•
DIAMETER: 0.194 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
•
DISTANCE FROM LOOP CENTER TO TONGUE END: 1.279 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 81205-BACC10GE MANUFACTURERS SPECIFICATION
•
TONGUE HOLE TYPE: ROUND, UNTHREADED
TECHNICAL CHARACTERISTICS
CUSHIONING ENVIRONMENTAL PROTECTIONHEAT
STYLE DESIGNATOROFFSET MOUNT
DIAMETER0.194 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN
OVERALL WIDTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL THICKNESS0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
DISTANCE FROM LOOP CENTER TO TONGUE END1.279 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81205-BACC10GE MANUFACTURERS SPECIFICATION
TONGUE HOLE TYPEROUND, UNTHREADED
CENTER TO CENTER DISTANCE BETWEEN LOOP AND MOUNTING HOLE1.061 INCHES NOMINAL IN
LOOP INSIDE DIAMETER1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
BACC10GE21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BACC10GESame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 509S21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 509S21?
509S21 is a CLAMP,LOOP.
What parts can replace 509S21?
There are 2 known substitutes for 509S21: BACC10GE21, BACC10GE. Substitute compatibility should be verified for your specific system.
What is the NSN for 509S21?
509S21 is cataloged in the U.S. Government catalog under NSN 5340-00-593-3100. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 509S21