PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA50553-1-2-L-1-05-SBox Connector,electrical

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5975-00-100-8759 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-100-8759 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-100-8759. Primary manufacturer part number: AA50553-1-2-L-1-05-S.
Features
  • Box Connector,electrical — FSC 5975
  • Nondefinitive Spec/std Data: 1 TYPE AND 2 SIZE AND L KIND AND 1 STYLE
  • Style Designator: STRAIGHT
  • Hazardous Locations/environmental Protection: WATERTIGHT-NEMA TYPE 4
  • Item Accommodated Trade Size: 1.500 INCHES FIRST END IN
  • Conduit Type Accommodated: RIGID METALLIC THINWALL FIRST END
  • End Type: COMPRESSION RING AND NUT FIRST END
  • Supplementary Features: END ITEM FPS-108 COBRA DANE SYSTEM
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Steel construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-00-100-8759, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-100-8759
Primary Part NumberAA50553-1-2-L-1-05-S
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Nondefinitive Spec/std Data1 TYPE AND 2 SIZE AND L KIND AND 1 STYLE
Style DesignatorSTRAIGHT
Hazardous Locations/environmental ProtectionWATERTIGHT-NEMA TYPE 4
Item Accommodated Trade Size1.500 INCHES FIRST END IN
Conduit Type AccommodatedRIGID METALLIC THINWALL FIRST END
End TypeCOMPRESSION RING AND NUT FIRST END
Supplementary FeaturesEND ITEM FPS-108 COBRA DANE SYSTEM
End TypeEXTERNAL THREAD SECOND END
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-04962X627B INTERCHANGEABLE
Cup,tapered Roller Bearing
Napco International Llc Dba Napco International Inc
5330-00-290-1168335216 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5962-00-469-47615521 INTERCHANGEABLE
Microcircuit,linear
Satcon Electronics Custom Hybrid Products Div
5935-00-502-6234552-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
2920-00-594-241555-21 INTERCHANGEABLE
Lead,ignition,engine
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
6505-00-684-8737 INTERCHANGEABLE
Penicillin G Procaine Suspension
6645-00-868-12466800791 INTERCHANGEABLE
Timer,sequential
Hoyt Corporation
5915-01-138-0649119-1029-00 INTERCHANGEABLE
Filter,band Pass
Tektronix, Inc.
4820-01-328-65075521 INTERCHANGEABLE
Valve,gate
Hunt Valve Company, Inc.
5365-01-355-5182233816 INTERCHANGEABLE
Spacer,sleeve
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
AA50553-1-2-L-1-05-S Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5521 Thomas and Betts Ltd (CAN)
59115D27-39C Air Products & Chemicals, Inc (USA)
59115D27-39 Chief of Engineers Dept of Army (USA)
AA50553 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5521 Abb Installation Products Inc (USA)
FED-STD 156 Federal Standards Promulgated by General Services Administration Washington DC
59115D27-39 Air Products & Chemicals, Inc (USA)
2906 Raco, a Division of Hubbell Incorporated(delaware) (USA)
W-F-408 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FEDSTD156 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W-F-408-1-2-L-1-05-S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-100-0496INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2X627B
5330-00-290-1168INTERCHANGEABLE
SEAL,PLAIN ENCASED
335216
5962-00-469-4761INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5521
5935-00-502-6234INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
552-1
2920-00-594-2415INTERCHANGEABLE
LEAD,IGNITION,ENGINE
55-21
6505-00-684-8737INTERCHANGEABLE
PENICILLIN G PROCAINE SUSPENSION
6645-00-868-1246INTERCHANGEABLE
TIMER,SEQUENTIAL
6800791
5915-01-138-0649INTERCHANGEABLE
FILTER,BAND PASS
119-1029-00
4820-01-328-6507INTERCHANGEABLE
VALVE,GATE
5521
5365-01-355-5182INTERCHANGEABLE
SPACER,SLEEVE
233816
5999-01-581-8681INTERCHANGEABLE
CLIP,ELECTRICAL
5330-01-676-3158INTERCHANGEABLE
SEAL,PLAIN ENCASED
5521

Frequently Asked Questions

What is NSN 5975-00-100-8759?

NSN 5975-00-100-8759 is a Box Connector,electrical, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-100-8759?

NSN 5975-00-100-8759 has 12 cross-referenced part numbers: AA50553-1-2-L-1-05-S (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 5521 (Thomas and Betts Ltd), 59115D27-39C (Air Products & Chemicals, Inc), 59115D27-39 (Chief of Engineers Dept of Army), AA50553 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 7 more.

What NSN replaces 5975-00-100-8759?

There are 12 known substitutes for 5975-00-100-8759: 3110-00-100-0496, 5330-00-290-1168, 5962-00-469-4761 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA50553-1-2-L-1-05-S?

Key specifications for AA50553-1-2-L-1-05-S: Nondefinitive Spec/std Data: 1 TYPE AND 2 SIZE AND L KIND AND 1 STYLE; Style Designator: STRAIGHT; Hazardous Locations/environmental Protection: WATERTIGHT-NEMA TYPE 4; Item Accommodated Trade Size: 1.500 INCHES FIRST END IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-100-8759 still in active supply?

NSN 5975-00-100-8759 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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