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DAA7278D087-001 — HANDWHEEL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

DAA7278D087-001: HANDWHEEL.

The HANDWHEEL is a the manufacturer industrial component. Key specifications include ratchet: INCLUDED, material: ALUMINUM ALLOY 2024 OVERALL, hub_length: 1.454 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN, keyway_depth: 0.0997 INCHES MINIMUM AND 0.1047 INCHES MAXIMUM IN, keyway_width: 0.1885 INCHES MINIMUM AND 0.1905 INCHES MAXIMUM IN, overall_height: 1.546 INCHES MINIMUM AND 1.578 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-386-0473, 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
DAA7278D087-001
NSN: 5340-01-386-0473
FSC: 5340 — Hardware, Commercial
CAGE: 1W025 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS (USA)
SPECIFICATIONS
ratchetINCLUDED
materialALUMINUM ALLOY 2024 OVERALL
hub_length1.454 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
keyway_depth0.0997 INCHES MINIMUM AND 0.1047 INCHES MAXIMUM IN
keyway_width0.1885 INCHES MINIMUM AND 0.1905 INCHES MAXIMUM IN
overall_height1.546 INCHES MINIMUM AND 1.578 INCHES MAXIMUM IN
spoke_quantity6
handwheel_styleSPOKES
inside_diameter1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN
outside_diameter7.940 INCHES MINIMUM AND 8.060 INCHES MAXIMUM IN
spoke_angle_in_deg45.0
drive_facility_styleSINGLE KEYWAY
NSN5340-01-386-0473
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DAA7278D087-001 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
•
KEYWAY DEPTH: 0.0997 INCHES MINIMUM AND 0.1047 INCHES MAXIMUM IN
•
HUB OUTSIDE DIAMETER: 1.720 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN
•
HANDLE ROTATING FEATURE: INCLUDED
•
HUB LENGTH: 1.454 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
•
HANDLE COUNTERBALANCING WEIGHT: NOT INCLUDED
•
SPOKE ANGLE IN DEG: 45.0
•
RATCHET: INCLUDED
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.0997 INCHES MINIMUM AND 0.1047 INCHES MAXIMUM IN
OVERALL HEIGHT1.546 INCHES MINIMUM AND 1.578 INCHES MAXIMUM IN
HUB OUTSIDE DIAMETER1.720 INCHES MINIMUM AND 1.780 INCHES MAXIMUM IN
HANDLE ROTATING FEATUREINCLUDED
HUB LENGTH1.454 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN
HANDLE COUNTERBALANCING WEIGHTNOT INCLUDED
SPOKE ANGLE IN DEG45.0
RATCHETINCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER7.940 INCHES MINIMUM AND 8.060 INCHES MAXIMUM 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DAA7278D087-001?
DAA7278D087-001 is a HANDWHEEL.
What is the NSN for DAA7278D087-001?
DAA7278D087-001 is cataloged in the U.S. Government catalog under NSN 5340-01-386-0473. This indicates validated use in U.S. government and defense supply chains.
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