Skip to Content

STD-670 - Lycoming OEM Lock Nut # 10-32

(0 review)
3.71 3.71

Lycoming - LOCKNUT # 10-32 - STD-670
Genuine OEM Part

Description: Locknut #10-32
Part number: STD-670 
Alternate FAA-PMA Part number: 
Continental Aerospace Technologies Inc. P/N - AE9883-3 

Used for Lycoming™ Engines

Fits Lycoming Engine models:

  • IO-320- (A1A, A2A, B1A, B1B, B1C, B1D, B1E, B2A, C1A, C1B, D1A, D1B, D1C, E1A, E1B, E2A, E2B, F1A) 
  • AIO-320- (A1A, A1B, A2A, A2B, B1B, C1B)
  • LIO-320- (B1A, C1A) 
  • AEIO-320- (D1A, D1B, D2B, E1A, E1B, E2A, E2B) 
  • O-340- (A1A, A2A, B1A)
  • O-360- (A1AD, A1F6D, A1G, A1G6, A1G6D, A1H, A1H6, A1LD, A2G, A2H, A3AD, A4AD, A4D, A4G, A4J, A4K, A5AD) 
  • HO-360- (A1A, B1A, B1B, C1A)
  • IO-360- (A1A, A1B, A1B6, A1B6D, A1C, A1D, A1D6, A1D6D, A2A, A2B, A2C, A3B6, A3B6D, A3D6D, B1A, B1B, B1C, B1D, B1E, B1F, B1F6, B1G6, B2E, B2F, B2F6, B4A, C1A, C1B, C1C, C1C6, C1D6, C1E6, C1E6D, C1F, C1G6, D1A, E1A, F1A, J1AD, J1A6D, K2A, L2A, M1A, M1B, N1A) 
  • LO-360- (A1G6D, A1H6, E1AD, E1BD, E1A6D, E2AD, E2BD) 
  • TO-360- (A1A6D, C1A6D, E1A6D, F1A6D)
  • VO-360- (A1A, A1B, B1A, AIO-360-A1A, A1B, A2A, A2B, B1B) 
  • HIO-360- (A1A, A1B, B1A, B1B, C1A, C1B, D1A, E1AD, E1BD, F1AD, G1A) 
  • IVO-360- A1A
  • LIO-360-C1E6
  • LTO-360-A1A6D
  • TIO-360- (A1A, A1B, A3B6, C1A6D) 
  • AEIO-360- (A1A, A1B, A1B6, A1C, A1D, A1E, A1E6, A2A, A2B, A2C, A3B6D, B1B, B1D, B1F, B1F6, B1G6, B1H, B2F, B2F6, B4A, H1A, H1B)
  • LHIO-360- (C1A, C1B, F1AD) 
  • O-540 ( 9, 9A, A1D, B2C5, D1A5, E4C5, G1A5, G2A5, H1A5, H1A5D, H1B5D, H2A5, H2A5D, H2B5D, J1A5D, J1B5D, J1C5D, J1D5D, J2A5D, J2B5D, J2C5D, J2D5D, J3A5, J3A5D, J3C5D, L3C5D)
  • IO-540- (A1A5, B1A5, B1B5, B1C5, C1B5, C1C5, C2C, C4B5, C4B5D, C4C5, C4C5D, C4D5, C4D5D, D4A5, D4B5, D4C5, E1A5, E1B5, E1C5, G1A5, G1B5, G1C5, G1D5, G1E5, G1F5, J4A5, K1A5, K1A5D, K1B5, K1B5D, K1C5, K1D5, K1E5, K1E5D, K1F5, K1F5D, K1G5, K1G5D, K1H5, K1J5, K1J5D, K1K5, K2A5, L1A5, L1A5D, L1B5D, L1C5, M1A5, M1A5D, M1B5D, M1C5, M2A5D, N1A5, N1A5D, P1A5, R1A5, S1A5, T4A5D, T4B5, T4B5D, T4C5D, U1A5D, U1B5D, V4A5, V4A5D, W1A5, W1A5D, W3A5D, AA1A5, AA1B5, AB1A5, AC1A5, AE1A5) 
  • VO-540- (A1A, A2A, B1A, B1B, B1B3, B1C, B1D, B1E, B1F, B1H3, B2A, B2C, B2D, B2E, B2G, C1A, C1B, C1C3, C2A, C2B, C2C) 
  • HIO-540-A1A
  • IGO-540- (A1A, A1B, A1C, B1A, B1B, B1C) 
  • IVO-540-A1A 
  • TIO-540- (A1A, A1B, A1C, A2A, A2B, A2C, C1A, E1A, G1A, H1A, J2B, J2BD, K1AD, N2BD, R2AD, S1AD, T2AD, U2A, V2AD, W2A, AA1AD, AB1AD, AB1BD, AE2A, AF1A, AF1B, AG1A, AH1A, AJ1A, AK1A) 
  • AEIO-540- (D4A5, D4B5, D4C5, D4D5, L1B5, L1D5) 
  • IGSO-540- (A1A, A1C, A1D, A1E, A1F, A1H, B1A, B1C) 
  • LTIO-540- (F2BD, J2B, J2BD, K1AD, N2BD, R2AD, U2A, V2AD, W2A) 
  • TIVO-540-A2A 
  • TIO-541- (A1A, E1A4, E1B4, E1C4, E1D4)
  • TIGO-541- (B1A, C1A, D1A, D1B, E1A, G1AD) 
  • IO-720- (A1A, A1B, A1BD, B1A, B1B, B1BD, C1B, C1BD, D1B, D1BD, D1C, D1CD)


AirParts stocks thousands of engine and engine overhaul parts. Cranks, cases, cams, cylinders, and more. Most available on exchange programs.