PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H685-7Head Skeleton Assem

Northrop Grumman Systems Corporation · NSN 2040-00-949-8427 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-00-949-8427 — this item is cataloged by the U.S. Government under National Stock Number 2040-00-949-8427. Primary manufacturer part number: H685-7.
Features
  • Head Skeleton Assem — FSC 2040
  • 5 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Head Skeleton Assem, cataloged under National Stock Number 2040-00-949-8427, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2040-00-949-8427
Primary Part NumberH685-7
Item NameHead Skeleton Assem
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-189-31001M131-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Corp Electronic Systems Defensive System Div
2540-00-212-88761251-3 INTERCHANGEABLE
Motor,windshield Wiper,electric
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5330-00-231-689912513 INTERCHANGEABLE
Ring,wiper
Kalmar Solutions Ab
5330-00-292-049210206 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
3040-00-425-355212513 INTERCHANGEABLE
Shaft,shouldered
Garwood/feller Inc Garwood Winch Div
5365-00-786-402512513 INTERCHANGEABLE
Bushing,nonmetallic
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
3020-00-999-2800610-480 INTERCHANGEABLE
Gear,worm
Roller Bearing Co of America, Inc Div Pic Design
5935-01-038-6458ST5M1348TS3B INTERCHANGEABLE
Connector,plug,electrical
The Boeing Company Div Defense
6515-01-105-4645 INTERCHANGEABLE
Bone Plate
1560-01-263-9830 INTERCHANGEABLE
Frame
Cross-Reference Index
Part NumberManufacturer
H685-7 PRIMARY Northrop Grumman Systems Corporation (USA)
H685-7 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
685H012513 PRIMARY Northrop Grumman Systems Corporation (USA)
12513 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
685H012513 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
Related Parts
5950-00-189-3100INTERCHANGEABLE
TRANSFORMER,POWER
1M131-1
2540-00-212-8876INTERCHANGEABLE
MOTOR,WINDSHIELD WIPER,ELECTRIC
1251-3
5330-00-231-6899INTERCHANGEABLE
RING,WIPER
12513
5330-00-292-0492INTERCHANGEABLE
SEAL,PLAIN ENCASED
10206
3040-00-425-3552INTERCHANGEABLE
SHAFT,SHOULDERED
12513
5365-00-786-4025INTERCHANGEABLE
BUSHING,NONMETALLIC
12513
3020-00-999-2800INTERCHANGEABLE
GEAR,WORM
610-480
5935-01-038-6458INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1348TS3B
6515-01-105-4645INTERCHANGEABLE
BONE PLATE
1560-01-263-9830INTERCHANGEABLE
FRAME
5110-01-434-9555INTERCHANGEABLE
FILE,HAND
7045-01-437-9824INTERCHANGEABLE
DISK,FLEXIBLE

Frequently Asked Questions

What is NSN 2040-00-949-8427?

NSN 2040-00-949-8427 is a Head Skeleton Assem, manufactured by Northrop Grumman Systems Corporation, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-00-949-8427?

NSN 2040-00-949-8427 has 5 cross-referenced part numbers: H685-7 (Northrop Grumman Systems Corporation), H685-7 (L3 Technologies, Inc. Div L3 Keo), 685H012513 (Northrop Grumman Systems Corporation), 12513 (L3 Technologies, Inc. Div L3 Keo), 685H012513 (L3 Technologies, Inc. Div L3 Keo).

What NSN replaces 2040-00-949-8427?

There are 12 known substitutes for 2040-00-949-8427: 5950-00-189-3100, 2540-00-212-8876, 5330-00-231-6899 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H685-7?

Key specifications for H685-7: End Item Identification: PERIS MAST ASSY,UNIT 100. 1 total characteristics are documented in the Federal Logistics Information System.

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