Lock Ring - Component Catalog

Part Family: Mechanical Hardware

Manufacturers: Lock rings are made by manufacturers such as Bright Lights USA, General Electric, Texas Instruments, Philips, and many others.


Functionality of Lock Rings:

A lock ring is a type of threaded washer used to hold components in place during rotation and intense vibration. They are cylindrical in shape and usually have flat bodies with a center hole. Lock rings can hold a bolt against a substrate and maintain friction while slightly loose where a plain ring will not. In the aerospace industry, spring steel and stainless steel materials are most commonly used.

FSG: Ring Locks are categorized under FSG 53: Hardware and Abrasives

FSC: Ring Locks are categorized under FSC 5365: Bushings, Rings, Shims and Spacers

Common Applications:

Lock rings and rings in general are found throughout aircraft and the aerospace industry as a whole. They are used in lighting systems, HVAC systems, seating mechanisms, gear retention, communications equipment, instruments & controls, hydraulic equipment, door handles, seat belts, electronic equipment, and motors.

At ASAP Aerospace, we have an industry-leading inventory of new and obsolete parts applicable within the aerospace industry. Our team of industry experts are available 24/7 to provide more information on lock rings. As the only independent distributor with a strict No China Sourcing Policy, all the parts that we source and ship come from premium manufacturers that we trust.

Lock Ring Part Numbers List

Part Number NSN Manufacturer CAGE Code FSC RFQ
UC301374 NA messier dowty usa inc FA5F7 NA RFQ
UC3013259 NA messier dowty usa inc FA5F7 NA RFQ
UC102566 NA messier dowty usa inc FA5F7 NA RFQ
SLR2286-2 NA eurocopter american NA NA RFQ
SGT536-1 NA bell helicopter textron inc NA NA RFQ
SC-D-11222-3 5985-00-351-4747 (5985003514747) andrew canada inc 35844 5985 RFQ
S1565-61308-000 NA sikorsky aircraft corporation 0DX76 NA RFQ
RR-53S NA eurocopter american NA NA RFQ
RLRR38SU9 NA honeywell inc K1528 NA RFQ
RLRR33SU9 NA honeywell inc K1528 NA RFQ
RLRR33SB9 NA md helicopters inc NA NA RFQ
RLRR33SB9 NA schweizer aircraft corp NA NA RFQ
RLRR28SU8 NA honeywell inc K1528 NA RFQ
RLRR28SB8 NA md helicopters inc NA NA RFQ
RLRR28SB8 NA schweizer aircraft corp NA NA RFQ
RLR28SB8 NA bell industries inc NA NA RFQ
RL56SB8 NA agusta aerospace corporation 0PPN8 NA RFQ
RL56SB8 5342-01-136-0967 (5342011360967) alcoa global fasteners inc 83324 5342 RFQ
RL56SA8 5342-01-136-0967 (5342011360967) alcoa global fasteners inc 83324 5342 RFQ
RL38SA9 NA bell industries inc NA NA RFQ
RL38SA9 NA bell helicopter textron inc NA NA RFQ
RL33SB-9 NA fairchild controls corporation NA NA RFQ
RL33SB-9 NA schweizer aircraft corp NA NA RFQ
RL28SB8 NA schweizer aircraft corp NA NA RFQ
RL28SA-8 NA bell industries inc NA NA RFQ
RL21SB6 NA schweizer aircraft corp NA NA RFQ
RA6424 NA lear romec NA NA RFQ
P312058 NA messier dowty usa inc FA5F7 NA RFQ
NO.51 NA airbus helicopters inc CD366 NA RFQ
MS51990E108P NA honeywell inc K1528 NA RFQ
MS51990E106P NA honeywell inc K1528 NA RFQ
MS51990-111P NA bell helicopter textron inc NA NA RFQ
MS51990-111P NA bell industries inc NA NA RFQ
MS51990-108P NA bell helicopter textron inc NA NA RFQ
MS51990-108P NA bell industries inc NA NA RFQ
MS51990-107P NA bell industries inc NA NA RFQ
MS51990-107 NA bell industries inc NA NA RFQ
MS51990-107 NA bell helicopter textron inc NA NA RFQ
MS51990-106P NA bell helicopter textron inc NA NA RFQ
MS51990-106P NA bell industries inc NA NA RFQ
MS51990-105P NA bell industries inc NA NA RFQ
MS51990-105P NA bell helicopter textron inc NA NA RFQ
MS51990-105 NA honeywell inc K1528 NA RFQ
MS51990-104P NA bell helicopter textron inc NA NA RFQ
MS51990-104P NA bell industries inc NA NA RFQ
MS51990-103P NA bell industries inc NA NA RFQ
MS51990-103P NA bell helicopter textron inc NA NA RFQ
MS16625-4081 NA sikorsky aircraft corporation 0DX76 NA RFQ
LR387 NA bell helicopter textron inc NA NA RFQ
LR387 NA bell industries inc NA NA RFQ
LR29EML 2530-00-930-4581 (2530009304581) bridgestone aircraft tire usa inc 22337 2530 RFQ
LN29558-14 NA eurocopter american NA NA RFQ
HTE754E1 NA eaton aerospace ltd NA NA RFQ
GC415-2518-1 NA bombardier aerospace NA NA RFQ
GC237-63 NA eaton aerospace ltd NA NA RFQ
GC237-50 NA eaton aerospace ltd NA NA RFQ
GC237-40 NA eaton aerospace ltd NA NA RFQ
GC237-32 NA eaton aerospace ltd NA NA RFQ
GC237-25 NA eaton aerospace ltd NA NA RFQ
GC237-20 NA eaton aerospace ltd NA NA RFQ
GC237-16 NA eaton aerospace ltd NA NA RFQ
GC181-70 NA eaton aerospace ltd NA NA RFQ
GC181-63 NA eaton aerospace ltd NA NA RFQ
GC181-50 NA eaton aerospace ltd NA NA RFQ
GC181-40 NA eaton aerospace ltd NA NA RFQ
GC181-32 NA eaton aerospace ltd NA NA RFQ
GC181-25 NA eaton aerospace ltd NA NA RFQ
GC181-20 NA eaton aerospace ltd NA NA RFQ
GC181-16 NA eaton aerospace ltd NA NA RFQ
CM2690H17 NA cessna aircraft company 27007 NA RFQ
CM2690C24 NA cessna aircraft company 27007 NA RFQ
CM2690-17 NA cessna aircraft company 27007 NA RFQ
CM2690-00 NA cessna aircraft company 27007 NA RFQ
C54667DA207 NA tactair fluid controls inc NA NA RFQ
AN996-18 NA viking air ltd NA NA RFQ
AA59558-106 NA bell industries inc NA NA RFQ
AA59558-106 NA bell helicopter textron inc NA NA RFQ
AA59558-104 NA bell industries inc NA NA RFQ
AA59558-104 NA bell helicopter textron inc NA NA RFQ
AA59558-103 NA bell helicopter textron inc NA NA RFQ
AA59558-103 NA bell industries inc NA NA RFQ
A7013CY 5342-01-176-9644 (5342011769644) galland henning nopak inc 23952 5342 RFQ
A7013CY 5342-01-176-9644 (5342011769644) louis allis 01425 5342 RFQ
A547-659 2040-00-896-6591 (2040008966591) chatham precision inc 4N133 2040 RFQ
A1094 NA eaton aerospace ltd NA NA RFQ
99-2312 5340-01-469-9677 (5340014699677) hamilton sundstrand corporation 99167 5340 RFQ
95-3294 NA hawker beechcraft ltd KD183 NA RFQ
93004-8 NA eaton aerospace ltd NA NA RFQ
92588-98 NA bombardier aerospace NA NA RFQ
92100226 5340-00-999-8102 (5340009998102) atlas copco construction tools ab A183N 5340 RFQ
914553-5 5365-01-205-9609 (5365012059609) volvo penta of the americas inc 61724 5365 RFQ
914533-5 5365-01-205-9611 (5365012059611) ab volvo S3662 5365 RFQ
914533-5 5365-01-205-9611 (5365012059611) volvo penta of the americas inc 61724 5365 RFQ
914533 5365-01-205-9611 (5365012059611) ab volvo S3662 5365 RFQ
914533 5365-01-205-9611 (5365012059611) gkn aerospace sweden ab S3956 5365 RFQ
914533 5365-01-205-9611 (5365012059611) meca bateau distribution FAL35 5365 RFQ
914533 5365-01-205-9611 (5365012059611) volvo penta france FAJZ9 5365 RFQ
914519-4 5365-01-205-9606 (5365012059606) volvo penta of the americas inc 61724 5365 RFQ
914499-4 5365-01-205-9607 (5365012059607) volvo penta of the americas inc 61724 5365 RFQ
91449-4 5365-01-205-9607 (5365012059607) volvo penta of the americas inc 61724 5365 RFQ

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