PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A281Knob

Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc · NSN 5355-00-818-0884 · FSC 5355 · No Item Name Available
Verified by PartsTable
NSN 5355-00-818-0884 — this item is cataloged by the U.S. Government under National Stock Number 5355-00-818-0884. Primary manufacturer part number: A281.
Features
  • Knob — FSC 5355
  • Overall Thickness: 1.080 INCHES NOMINAL IN
  • Skirt Design: NONDETACHABLE
  • Thread Quantity Per Inch: 32 SCREW HOLE
  • Skirt Outside Diameter: 0.670 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
  • Color: BLACK
  • Nominal Thread Size: 0.164 INCHES SCREW HOLE IN
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Knob, cataloged under National Stock Number 5355-00-818-0884, is classified within Federal Supply Class 5355 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5355-00-818-0884
Primary Part NumberA281
Item NameKnob
FSC / FSG5355 / 53 — No Item Name Available
ManufacturerTechnical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
StatusACTIVE
Overall Thickness1.080 INCHES NOMINAL IN
Skirt DesignNONDETACHABLE
Thread Quantity Per Inch32 SCREW HOLE
Skirt Outside Diameter0.670 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
ColorBLACK
Nominal Thread Size0.164 INCHES SCREW HOLE IN
Style DesignatorROUND WITH CRANK
Setscrew Hole Quantity2
Gripping Surface ConditionGRIP AID
Inside Diameter0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
Shaft Accommodation StyleROUND
Width1.365 INCHES NOMINAL IN
Attachment MethodSETSCREWS
Screw Drive TypeCROSS RECESS TYPE 1
Distance From Hole Center to Knob/skirt Base0.200 INCHES NOMINAL IN
Skirt StyleRING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5965-00-090-7451701012-300 INTERCHANGEABLE
Holder,handset
Dynalec Corporation
2925-00-328-2018 INTERCHANGEABLE
Spark Plug
5945-00-426-8377A2.81 INTERCHANGEABLE
Relay,thermal
Schneider Electric Usa, Inc.
5950-00-501-2039278-0398-010 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5950-00-517-8812278-0398-011 INTERCHANGEABLE
Transformer,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3040-01-133-79719321C1001-47 INTERCHANGEABLE
Shaft,straight
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5355-01-161-2163 INTERCHANGEABLE
Knob
5330-01-352-1997A/281 INTERCHANGEABLE
Gasket
O. E. M. Controls, Inc. Dba Oem Controls Inc
5355-01-359-8501A281 INTERCHANGEABLE
Knob
Henrici Controls Corporation
5340-01-616-2403A-281 INTERCHANGEABLE
Bracket,mounting
Amron International Inc
Cross-Reference Index
Part NumberManufacturer
A281 PRIMARY Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA)
A281 Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp (USA)
Related Parts
5965-00-090-7451INTERCHANGEABLE
HOLDER,HANDSET
701012-300
2925-00-328-2018INTERCHANGEABLE
SPARK PLUG
5945-00-426-8377INTERCHANGEABLE
RELAY,THERMAL
A2.81
5950-00-501-2039INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-0398-010
5950-00-517-8812INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
278-0398-011
3040-01-133-7971INTERCHANGEABLE
SHAFT,STRAIGHT
9321C1001-47
5355-01-161-2163INTERCHANGEABLE
KNOB
5330-01-352-1997INTERCHANGEABLE
GASKET
A/281
5355-01-359-8501INTERCHANGEABLE
KNOB
A281
5340-01-616-2403INTERCHANGEABLE
BRACKET,MOUNTING
A-281

Frequently Asked Questions

What is NSN 5355-00-818-0884?

NSN 5355-00-818-0884 is a Knob, manufactured by Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc, classified under FSC 5355 (No Item Name Available). Status: active.

What are the part numbers for NSN 5355-00-818-0884?

NSN 5355-00-818-0884 has 2 cross-referenced part numbers: A281 (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc), A281 (Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp).

What NSN replaces 5355-00-818-0884?

There are 10 known substitutes for 5355-00-818-0884: 5965-00-090-7451, 2925-00-328-2018, 5945-00-426-8377 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A281?

Key specifications for A281: Overall Depth: 0.343 INCHES NOMINAL IN; Overall Thickness: 1.080 INCHES NOMINAL IN; Skirt Design: NONDETACHABLE; Special Features: TOP OF CRANK CONCAVED 0.380 IN. RADIUS IN. 19 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