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Glenair UK Ltd

40 Lower Oakham Way
Oakham Business Park
Mansfield, Notts
NG18 5BY
Tel: +44 1623 638100
Fax: +44 1623 638111
email: sales@glenair.co.uk

Fibre Optic Connectors

MIL-DTL-38999 Type
180-091 Fibre Optic Connectors

From 2 to 37 Termini
#16 Rear Release Termini
Typical Insertion Loss < .5dB
Plug and In-Line, Jam Nut and
Square Flange Receptacles.


MIL-DTL-38999 Series III Type Connectors

Scoop-Proofe, Triple Start, Self-Locking
Five Alternate Key Positions
A, B, C, D, E (N = Normal)
D38999 Type
Fibre Optic Part Number Reference
Glenair Part NumberProduct Description
181-001#16 Socket Terminus
181-002#16 Pin Terminus
181-048#16 Dummy Terminus
181-091 (05)In-Line Receptacle Connector
181-091 (06)Plug Connector
181-091 (08)Jam Nut Mount Receptacle Connector
181-091 (H7)Square Flange Wall Mount Receptacle with Standard Holes
181-091 (S7)Square Flange Wall Mount Receptacle with Slotted Holes
181-091 (T7)Square Flange Wall Mount Receptacle with Tapped Holes
* See fibre optic catalogue for complete part number information
 
Termini Materials and Finishes
Ferrule, Alignment Sleeve*Zirconia Ceramic
Terminus AssemblyStainless Steel/Passivate
Shrink TubeKynar
* Consult factory for Stainless Steel/Passivate option
M29504/4 and /5 Type Fibre Optic Termini Part Numbers
Socket TerminiPin TerminiFibre Size
Core/Cladding**
A Dia.**
[microns]
CommercialMIL-SpecCommercialMIL-Spec
181-001-125M29504/5-4237*181-002-125M29504/4-4208*9/125 (Singlemode)125.5
181-001-126SM29504/5-4238*181-002-126SM29504/4-4209*9/125 (Singlemode)126.0
181-001-126M29504/5-4239*181-002-126M29504/4-4210*50/125, 62.5/125126.0
181-001-127M29504/5-4046181-002-127M29504/4-404050/125, 62.5/125127.0
181-001-142M29504/5-4049181-002-142M29504/4-4043100/140142.0
181-001-144N/A181-002-144N/A100/140144.0
181-001-145M29504/5-4050181-002-145M29504/4-4044100/140145.0
181-001-156M29504/5-4240*181-002-156M29504/4-4211*62.5/125/155 (Polyimide)156.0
181-001-157M29504/5-4241*181-002-157M29504/4-4212*62.5/125/155 (Polyimide)157.0
181-001-173SM29504/5-4296*181-002-173SM29504/4-4293*100/140/172 (Polyimide)173.0
181-001-173M29504/5-4088181-002-173M29504/4-4087100/140/172 (Polyimide)173.0
181-001-175M29504/5-4242*181-002-175M29504/4-4213*100/140/172 (Polyimide)175.0
181-001-231N/A181-002-231N/A200/230231.0
181-001-236M29504/5-4243*181-002-236M29504/4-4214*200/233236.0
181-001-286M29504/5-4244*181-002-286M29504/4-4215*200/280286.0
181-001-448M29504/5-4245*181-002-448M29504/4-4216*400/440448.0
181-001-533N/A181-002-533N/A486/500533.0
* Consult factor for qualification status
** Consult factory for additional sizes


MIL-PRF-29504/4 and /5
Fibre Optic Termini Performance Data
Test TypePerformance Requirement
Operating Temperature-55°C to +165°C
(dependant on epoxy and cable)
Temperature Cycling-65°C to +175°C
Thermal Shock-55°C to +150°C, 5 cycles
Temperature Life+150°C for 1,000 hours
Random Vibration20-2,000 Hz, 42.2g's
Shock (Half sine Pulse)300g Peak Load
Mechanical ShockMIL-S-901, Grade A,
Type B, Class 1
Mating Durability500 cycles
(cleaning after 100 matings)
Salt Spray48 hours (Terminus only)
Cable Retention Force22.0 lbs
(dependant on cable construction)
Connector Material and Finish Options
ComponentMaterialFinish
M*AluminiumElectroless Nickel
MT*AluminiumNi-PTFE 1,000 Hour Grey
(Nickel Fluorocarbon Polymer)
NFAluminiumCadmium Plate, Olive Drab
(1000 Hour Salt Spray)
ZNUAluminiumZinc-Nickel, Black
(1000 Hour Salt Spray)
XM*CompositeElectroless Nickel
XMT*CompositeNi-PTFE 1,000 Hour Grey
(Nickel Fluorocarbon Polymer)
XO**CompositeNo Plating
XWCompositeCadmium Plate, Olive Drab
(1000 Hour Salt Spray)
ZL*Stainless SteelElectrodeposited Nickel
Z1*Stainless SteelPassivate
* RoHS Compliant
** XO plated Plug Connectors supplied less RFI Spring


Insert Arrangements (click diagram for larger image)
Per MIL-STD-1560. Mating face of pin insert shown.
Additional Connector Component Materials
InsulatorsHigh grade
rigid dielectric
Contact Retention ClipCopper alloy
Interfacial SealFluorosilicone
Grommet and Peripheral SealFluorosilicone/silicone blend
AdhesivesSilicone and epoxy


Fibre Optic Termini Dimensional Data
(click on diagrams for larger images)

Pin Terminus
M29504/4
181-002

Socket Terminus
M29504/5
181-001

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Glenair UK Ltd 40 Lower Oakham Way Oakham Business Park Mansfield, Notts NG18 5BY Tel: +44 1623 638100 Fax: +44 1623 638111 email: sales@glenair.co.uk  or Webmaster
VAT Registration No 118 4718 64
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