PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

871MA0011Knob

Leonardo S.p.a. - Electronics Division - Defence Business Area · NSN 5355-00-538-7331 · FSC 5355 · No Item Name Available
Verified by PartsTable
NSN 5355-00-538-7331 — this item is cataloged by the U.S. Government under National Stock Number 5355-00-538-7331. Primary manufacturer part number: 871MA0011.
Features
  • Knob — FSC 5355
  • Inside Width: 0.223 INCHES NOMINAL IN
  • Overall Thickness: 0.844 INCHES NOMINAL IN
  • Attachment Method: SETSCREWS
  • Screw Drive Type: HEXAGON SOCKET
  • Thread Quantity Per Inch: 32 SCREW HOLE
  • Skirt Outside Diameter: 0.719 INCHES NOMINAL IN
  • Pointer Design: NONDETACHABLE
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Knob, cataloged under National Stock Number 5355-00-538-7331, is classified within Federal Supply Class 5355 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leonardo S.p.a. - Electronics Division - Defence Business Area. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5355-00-538-7331
Primary Part Number871MA0011
Item NameKnob
FSC / FSG5355 / 53 — No Item Name Available
ManufacturerLeonardo S.p.a. - Electronics Division - Defence Business Area
StatusCANCELLED
Inside Width0.223 INCHES NOMINAL IN
Overall Thickness0.844 INCHES NOMINAL IN
Attachment MethodSETSCREWS
Screw Drive TypeHEXAGON SOCKET
Thread Quantity Per Inch32 SCREW HOLE
Skirt Outside Diameter0.719 INCHES NOMINAL IN
Pointer DesignNONDETACHABLE
Specification/standard Data96906-MS25166 GOVERNMENT STANDARD
Style DesignatorROUND WITH SINGLE POINTED BAR FACE
Nominal Thread Size0.164 INCHES SCREW HOLE IN
Skirt DesignNONDETACHABLE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
Skirt StyleRING
Shaft Accommodation StyleFLATTED ONE SIDE
Inside Diameter0.253 INCHES NOMINAL IN
Gripping Surface ConditionSMOOTH
Setscrew Hole Quantity1
Outside Diameter1.500 INCHES NOMINAL IN
Distance From Hole Center to Knob/skirt Base0.375 INCHES NOMINAL IN
Reference MarkingARROW
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
1620-00-083-83345363-5 INTERCHANGEABLE
Valve,hydraulic Power Steering,a
Goodrich Aerospace Canada Ltd
5821-00-658-884753635 INTERCHANGEABLE
Filter,front
Cardwell Condenser Corp Lapointe-Admiral Div
5330-00-784-714910040 INTERCHANGEABLE
Packing,preformed
Depco-Defense Engineered Products Co Llc
5340-00-948-301253635 INTERCHANGEABLE
Bracket,alternator
Prestolite Electric Inc
2840-01-242-8337798672 INTERCHANGEABLE
Housing,gearbox,turbine Engine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
871MA0011 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
CPA3856 Paramount Panels, Inc. Div California Plasteck (USA)
MS25166-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
NASM25049 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
53-635 Safran Power Usa, Llc (USA)
M202452-1 Condor Systems Inc Eastern Engineering and Development Center (USA)
AN3220-3 Zf Industrieantriebe Witten Gmbh (DEU)
53-635 Eaton Corp Opns & Technical Center (USA)
5355PL0808900 Jednolity Indeks Materialowy - Uniform Material Index (POL)
758-114 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
K20E1 The Boeing Company Div Defense (USA)
S661-123L Kurz-Kasch Inc (USA)
533-052-01 Dupree Inc Aerospace Knob Co Div (USA)
AN3220-3 Aeronautical Standards Group Dept of Navy and Air Force (USA)
533-052-01 Korry Electronics Co (USA)
53-635 Zf Industrieantriebe Witten Gmbh (DEU)
MIL-K-25049 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FNA2563 Telex Communications Inc Sub of Telex Corp (USA)
Related Parts
1620-00-083-8334INTERCHANGEABLE
VALVE,HYDRAULIC POWER STEERING,A
5363-5
5821-00-658-8847INTERCHANGEABLE
FILTER,FRONT
53635
5330-00-784-7149INTERCHANGEABLE
PACKING,PREFORMED
10040
5340-00-948-3012INTERCHANGEABLE
BRACKET,ALTERNATOR
53635
2840-01-242-8337INTERCHANGEABLE
HOUSING,GEARBOX,TURBINE ENGINE
798672

Frequently Asked Questions

What is NSN 5355-00-538-7331?

NSN 5355-00-538-7331 is a Knob, manufactured by Leonardo S.p.a. - Electronics Division - Defence Business Area, classified under FSC 5355 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5355-00-538-7331?

NSN 5355-00-538-7331 has 18 cross-referenced part numbers: 871MA0011 (Leonardo S.p.a. - Electronics Division - Defence Business Area), CPA3856 (Paramount Panels, Inc. Div California Plasteck), MS25166-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), NASM25049 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 53-635 (Safran Power Usa, Llc) and 13 more.

What NSN replaces 5355-00-538-7331?

There are 5 known substitutes for 5355-00-538-7331: 1620-00-083-8334, 5821-00-658-8847, 5330-00-784-7149 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 871MA0011?

Key specifications for 871MA0011: Inside Width: 0.223 INCHES NOMINAL IN; Overall Thickness: 0.844 INCHES NOMINAL IN; Attachment Method: SETSCREWS; Screw Drive Type: HEXAGON SOCKET. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5355-00-538-7331 still in active supply?

NSN 5355-00-538-7331 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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