PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41915Washer,key

Triumph Engine Control Systems Llc · NSN 5310-00-725-3776 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-725-3776 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-725-3776. Primary manufacturer part number: 41915.
Features
  • Washer,key — FSC 5310
  • Peening Key Length: 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
  • External Straight Key Width: 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • External Straight Key Length: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
  • Overall Distance Including Keys: 1.290 INCHES MINIMUM AND 1.350 INCHES MAXIMUM IN
  • Surface Treatment: OXIDE FILM OVERALL
  • Material: STEEL OVERALL
  • Material Document and Classification: AMS5515 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-725-3776, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-725-3776
Primary Part Number41915
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Peening Key Length0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
External Straight Key Width0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
External Straight Key Length0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Overall Distance Including Keys1.290 INCHES MINIMUM AND 1.350 INCHES MAXIMUM IN
Surface TreatmentOXIDE FILM OVERALL
MaterialSTEEL OVERALL
Material Document and ClassificationAMS5515 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorKEY
Hole Diameter0.755 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN
Outside Diameter0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
External Key Quantity8
Material Thickness0.020 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6220-00-688-504841915 INTERCHANGEABLE
Light,recognition,aircraft
Grimes Aerospace Company
5360-00-693-1936236123 INTERCHANGEABLE
Spring,helical,compression
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
4730-00-993-0147 INTERCHANGEABLE
Adapter,straight,pipe to Tube
5930-01-302-5993411161-5 INTERCHANGEABLE
Switch,push
Aimtron Systems, Llc
3120-01-503-617641915 INTERCHANGEABLE
Bearing,sleeve
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
41915 Goodrich Control Systems Gmbh (DEU)
41915 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
6220-00-688-5048INTERCHANGEABLE
LIGHT,RECOGNITION,AIRCRAFT
41915
5360-00-693-1936INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
236123
4730-00-993-0147INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
5930-01-302-5993INTERCHANGEABLE
SWITCH,PUSH
411161-5
3120-01-503-6176INTERCHANGEABLE
BEARING,SLEEVE
41915

Frequently Asked Questions

What is NSN 5310-00-725-3776?

NSN 5310-00-725-3776 is a Washer,key, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-725-3776?

NSN 5310-00-725-3776 has 2 cross-referenced part numbers: 41915 (Goodrich Control Systems Gmbh), 41915 (Triumph Engine Control Systems Llc).

What NSN replaces 5310-00-725-3776?

There are 5 known substitutes for 5310-00-725-3776: 6220-00-688-5048, 5360-00-693-1936, 4730-00-993-0147 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41915?

Key specifications for 41915: Peening Key Length: 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN; External Straight Key Width: 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; External Straight Key Length: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Overall Distance Including Keys: 1.290 INCHES MINIMUM AND 1.350 INCHES MAXIMUM IN. 12 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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