PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BBU2504Bushing,electrical Conduit

Raytheon Company · NSN 5975-00-816-9618 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-816-9618 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-816-9618. Primary manufacturer part number: BBU2504.
Features
  • Bushing,electrical Conduit — FSC 5975
  • Style Designator: RIBBED
  • Material: PLASTIC PHENOL FORMALDEHYDE (PMO)
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SINGLE END
  • Item Accommodated Trade Size: 2.500 INCHES SINGLE END IN
  • 7 verified cross-references
  • Primary manufacturer: Raytheon Company
Applications
  • Applications requiring Plastic Phenol Formaldehyde (pmo) construction
General Description

The Bushing,electrical Conduit, cataloged under National Stock Number 5975-00-816-9618, 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 Raytheon Company. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-816-9618
Primary Part NumberBBU2504
Item NameBushing,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerRaytheon Company
StatusCANCELLED
Style DesignatorRIBBED
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO)
Conduit Type AccommodatedRIGID METALLIC THICKWALL SINGLE END
Item Accommodated Trade Size2.500 INCHES SINGLE END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4730-00-010-2776A-250 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Met-Pro Corporation
5307-00-097-909599-4654-01 INTERCHANGEABLE
Stud,locked in Keyed
Howmet Global Fastening Systems Inc. Div Tridair Products
5120-00-112-9907K250 INTERCHANGEABLE
Contact Positioner,terminal Crim
Daniels Manufacturing Corporation
4730-00-116-0477M-3932 INTERCHANGEABLE
Strainer,suction
Marvel Engineering Company Inc
5950-00-239-7571A250 INTERCHANGEABLE
Coil,radio Frequency
Communication Coil, Inc. Div -
5915-00-410-3587A250 INTERCHANGEABLE
Filter,radio Frequency Interfere
The Captor Corporation
3940-00-903-3314A250 INTERCHANGEABLE
Block,tackle
Marathonnorco Aerospace, Inc.
5940-01-027-4669A-250 INTERCHANGEABLE
Terminal,quick Disconnect
Abb Installation Products Inc
5950-01-101-820552317 INTERCHANGEABLE
Transformer,pulse
Standex Electronics, Inc.
5310-01-419-5809H93-7 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Howmet Global Fastening Systems Inc
Cross-Reference Index
Part NumberManufacturer
A250 General Signal Corp O Z/gedney Co Unit (USA)
PBT7 Efcor Inc
PES-10 Scott & Fetzer Co Adalet-Plm Div (USA)
H-937 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
BBU2504 Egs Electrical Group Appleton Div (USA)
BBU2504 PRIMARY Raytheon Company (USA)
MP1273 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
4730-00-010-2776INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
A-250
5307-00-097-9095INTERCHANGEABLE
STUD,LOCKED IN KEYED
99-4654-01
5120-00-112-9907INTERCHANGEABLE
CONTACT POSITIONER,TERMINAL CRIM
K250
4730-00-116-0477INTERCHANGEABLE
STRAINER,SUCTION
M-3932
5950-00-239-7571INTERCHANGEABLE
COIL,RADIO FREQUENCY
A250
5915-00-410-3587INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
A250
3940-00-903-3314INTERCHANGEABLE
BLOCK,TACKLE
A250
5940-01-027-4669INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
A-250
5950-01-101-8205INTERCHANGEABLE
TRANSFORMER,PULSE
52317
5310-01-419-5809INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
H93-7

Frequently Asked Questions

What is NSN 5975-00-816-9618?

NSN 5975-00-816-9618 is a Bushing,electrical Conduit, manufactured by Raytheon Company, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-816-9618?

NSN 5975-00-816-9618 has 7 cross-referenced part numbers: A250 (General Signal Corp O Z/gedney Co Unit), PBT7 (Efcor Inc), PES-10 (Scott & Fetzer Co Adalet-Plm Div), H-937 (Midwest Electric Mfg Corp Sub of Crouse-Hinds Co), BBU2504 (Egs Electrical Group Appleton Div) and 2 more.

What NSN replaces 5975-00-816-9618?

There are 10 known substitutes for 5975-00-816-9618: 4730-00-010-2776, 5307-00-097-9095, 5120-00-112-9907 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BBU2504?

Key specifications for BBU2504: Style Designator: RIBBED; Material: PLASTIC PHENOL FORMALDEHYDE (PMO); Conduit Type Accommodated: RIGID METALLIC THICKWALL SINGLE END; End Item Identification: C-135 STRATOLIFTER AIRCRAFT. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-816-9618 still in active supply?

NSN 5975-00-816-9618 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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