PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

400221Teletypewriter Subassembly

Alnitak Corporation · NSN 5815-01-016-2673 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-01-016-2673 — this item is cataloged by the U.S. Government under National Stock Number 5815-01-016-2673. Primary manufacturer part number: 400221.
Features
  • Teletypewriter Subassembly — FSC 5815
  • 3 verified cross-references
  • Primary manufacturer: Alnitak Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Teletypewriter Subassembly, cataloged under National Stock Number 5815-01-016-2673, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Alnitak Corporation. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5815-01-016-2673
Primary Part Number400221
Item NameTeletypewriter Subassembly
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerAlnitak Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5325-00-298-70174002-21 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
4730-01-039-1222H859-3-4SS INTERCHANGEABLE
Adapter,straight,tube to Boss
Admiral Valve Llc Dba Cpv Manufacturing
3655-01-090-4415 INTERCHANGEABLE
Flange
4220-01-241-4905 INTERCHANGEABLE
Hose Connector-Exhale
5340-01-394-244940022-1 INTERCHANGEABLE
Bracket,angle
Morpac Industries, Inc Div Actuator
Cross-Reference Index
Part NumberManufacturer
400221 American Telephone and Telegraph Co (USA)
400221 PRIMARY Alnitak Corporation (USA)
400221 Telemechanics Inc (USA)
Related Parts
5325-00-298-7017INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
4002-21
4730-01-039-1222INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
H859-3-4SS
3655-01-090-4415INTERCHANGEABLE
FLANGE
4220-01-241-4905INTERCHANGEABLE
HOSE CONNECTOR-EXHALE
5340-01-394-2449INTERCHANGEABLE
BRACKET,ANGLE
40022-1

Frequently Asked Questions

What is NSN 5815-01-016-2673?

NSN 5815-01-016-2673 is a Teletypewriter Subassembly, manufactured by Alnitak Corporation, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-01-016-2673?

NSN 5815-01-016-2673 has 3 cross-referenced part numbers: 400221 (American Telephone and Telegraph Co), 400221 (Alnitak Corporation), 400221 (Telemechanics Inc).

What NSN replaces 5815-01-016-2673?

There are 5 known substitutes for 5815-01-016-2673: 5325-00-298-7017, 4730-01-039-1222, 3655-01-090-4415 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 400221?

Key specifications for 400221: Special Features: SPROKET 1; CAM CONTROL 1; WHEEL 1; Overall Height: 0.938 INCHES NOMINAL IN; Overall Width: 2.313 INCHES NOMINAL IN; End Item Identification: TELETYPE PRINTER M-40. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com