PartsTable
Technical Data Sheet
Download PDF

HS4181A64N — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HS4181A64N: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include diameter: 4.000 INCHES NOMINAL IN, material: RUBBER CHLOROPRENE CLASS CR CUSHION, overall_width: 0.750 INCHES NOMINAL IN, overall_length: 5.560 INCHES NOMINAL IN, special_features: END ITEM: ATTACK HELICOPTER, style_designator: SADDLE MOUNT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-471-0251, 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
HS4181A64N
NSN: 5340-01-471-0251
FSC: 5340 — Hardware, Commercial
CAGE: 8V613 — THE BOEING COMPANY (USA)
SPECIFICATIONS
diameter4.000 INCHES NOMINAL IN
materialRUBBER CHLOROPRENE CLASS CR CUSHION
overall_width0.750 INCHES NOMINAL IN
overall_length5.560 INCHES NOMINAL IN
special_featuresEND ITEM: ATTACK HELICOPTER
style_designatorSADDLE MOUNT
tongue_hole_typeROUND, UNTHREADED
material_diameter4.000 INCHES NOMINAL IN
material_thickness0.051 INCHES NOMINAL IN
loop_inside_diameter4.000 INCHES NOMINAL IN
cushioning_environmental_protectionOZONE RESISTANT
material_document_and_classificationQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-471-0251
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HS4181A64N 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: OZONE RESISTANT
•
MATERIAL DIAMETER: 4.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SADDLE MOUNT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CUSHIONING ENVIRONMENTAL PROTECTIONOZONE RESISTANT
MATERIAL DIAMETER4.000 INCHES NOMINAL IN
STYLE DESIGNATORSADDLE MOUNT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3209 FED STD SINGLE MATERIAL RESPONSE CUSHION
DIAMETER4.000 INCHES NOMINAL IN
OVERALL LENGTH5.560 INCHES NOMINAL IN
OVERALL WIDTH0.750 INCHES NOMINAL IN
MATERIAL THICKNESS0.051 INCHES NOMINAL IN
DISTANCE FROM LOOP CENTER TO TONGUE END2.780 INCHES NOMINAL 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 2
11281-64NSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11281-A64NReference 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
Ready to buy HS4181A64N?
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 HS4181A64N?
HS4181A64N is a CLAMP,LOOP.
What parts can replace HS4181A64N?
There are 2 known substitutes for HS4181A64N: 11281-64N, 11281-A64N. Substitute compatibility should be verified for your specific system.
What is the NSN for HS4181A64N?
HS4181A64N is cataloged in the U.S. Government catalog under NSN 5340-01-471-0251. 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 — HS4181A64N