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66554 — COLLAR INSULATING

✓ Government record, cited
Hama · ORING SEAL
PRODUCT OVERVIEW

66554: COLLAR INSULATING.

The COLLAR INSULATING is a Hama industrial component. Key specifications include width: 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN, length: 1.125 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, hole_diameter: 0.353 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN, document_title: MANUAL, OPERATOR, SHRIKE, overall_height: 0.280 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-023-4917, 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
66554
NSN: 5340-00-023-4917
NIINs: 000234917, 004528248, 011800023, 012984736, 013442220, 016825746
FSC: 5340 — Hardware, Commercial
CAGE: 27777 — L3 TECHNOLOGIES, INC. DBA INSIGHT TECHNOLOGY DIVISION DIV INSIGHT TECHNOLOGY DIVISION (USA)
SPECIFICATIONS
width0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
length1.125 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
hole_diameter0.353 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN
document_titleMANUAL, OPERATOR, SHRIKE
overall_height0.280 INCHES NOMINAL IN
surface_finish16.0 MICROINCHES BOTTOM
mounting_methodUNTHREADED HOLE(S)
outside_diameter0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
special_featuresOPERATORS MANUAL AND BASIC FIELD MAINTENANCE GUIDE FOR SHRIKE AIR VEHICLE.
style_designatorRECESSED BOTH SIDES
top_recess_angle44.5 DEGREES MINIMUM AND 45.5 DEGREES MAXIMUM
NSN5340-00-023-4917
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 66554 MFR: Hama ⚠ 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: 1.125 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
MOUNTING METHOD: UNTHREADED HOLE(S)
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MATERIAL THICKNESS: 0.025 INCHES NOMINAL IN
•
COLOR: BLACK
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SURFACE TREATMENT: OXIDE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.280 INCHES NOMINAL IN
LENGTH1.125 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL
MOUNTING METHODUNTHREADED HOLE(S)
MATERIAL THICKNESS0.025 INCHES NOMINAL IN
COLORBLACK
SPECIAL FEATURESLOCKING FEATURE 0.020 IN. NOM WIDTH,0.050 IN. NOM LG LOCATED ON INSIDE TIP OF CLIP IN
SURFACE TREATMENTOXIDE OVERALL
WIDTH0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 66554?
66554 is a COLLAR INSULATING manufactured by Hama.
What is the NSN for 66554?
66554 is cataloged in the U.S. Government catalog under NSN 5340-00-023-4917. This indicates validated use in U.S. government and defense supply chains.
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