PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13AD6D1084CPC29Washer,key

Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine · NSN 5310-00-226-5978 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-226-5978 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-226-5978. Primary manufacturer part number: 13AD6D1084CPC29.
Features
  • Washer,key — FSC 5310
  • Style Designator: KEY
  • Surface Treatment Document and Classification: QQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY2 CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Internal Prebent Key Width: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
  • External Key Quantity: 11
  • Material: STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OVERALL
  • Material Thickness: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 or Steel Comp 1012 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1026 or Steel Comp 1527 or Steel Comp 1029 or Steel Comp 1030 or Steel Comp 1035 or Steel Comp 1023 or Steel Comp 1524 or Steel Comp 1025 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-226-5978, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-226-5978
Primary Part Number13AD6D1084CPC29
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerColtec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine
StatusCANCELLED
Style DesignatorKEY
Surface Treatment Document and ClassificationQQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY2 CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Internal Prebent Key Width0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
External Key Quantity11
MaterialSTEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OVERALL
Material Thickness0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
Overall Distance Including Keys1.531 INCHES MAXIMUM IN
Hardness Rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
External Prebent Key Width0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
Hole Diameter0.801 INCHES MINIMUM AND 0.816 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Internal Prebent Key Length0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
Outside Diameter1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4720-00-051-5542 INTERCHANGEABLE
Hose,nonmetallic
5950-00-081-825516755 INTERCHANGEABLE
Coil,electrical
Aerocontrolex Group, Inc. Div Talley Actuators
5961-00-101-23861906-0006 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Keysight Technologies Inc
3110-00-144-8960 INTERCHANGEABLE
Bearing,ball,annular
5961-00-163-3807W04M INTERCHANGEABLE
Rectifier,semiconductor Device
General Semiconductor Inc
5310-00-186-096407062 INTERCHANGEABLE
Washer,key
Hoffman/new Yorker, Inc.
5310-00-194-0702W04 INTERCHANGEABLE
Washer,lock
Skf Usa Inc.
6640-00-200-2374 INTERCHANGEABLE
Bottle,stopper
5310-00-209-188224-00008-003 INTERCHANGEABLE
Washer,lock
Raytheon Company
4470-00-209-7299 INTERCHANGEABLE
Ring,filter
Cross-Reference Index
Part NumberManufacturer
13AD6D1084CPC29 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
D8904PC36 Ilg Industries Inc (USA)
3F1905PC48 Toolex, Inc Dba Toolex Inc (USA)
27686PC7 Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA)
D15-651QPC841 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D15-631LPC741 Westinghouse Electric Corp (USA)
D15-699BPC841 Westinghouse Electric Corp (USA)
D15-518NPC511 Northrop Grumman Systems Corporation Div Marine Systems (USA)
3F1905PC48 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
D15-617IPC721 Northrop Grumman Systems Corporation Div Marine Systems (USA)
D7852PC36 Ilg Industries Inc (USA)
070105 Hoffman/new Yorker, Inc. (USA)
G374049PC55 Elliott Company Div Jeannette (USA)
128B354P6 General Electric Co Armament and Electrical Systems Dept Electrical Systems Products Dept (USA)
D7135PC36 Ilg Industries Inc (USA)
D15-665APC761 Westinghouse Electric Corp (USA)
D8470REVCPC36 Ilg Industries Inc (USA)
500S6106-08-337 Allis-Chalmers Corp (USA)
D7342REVAPC36 Ilg Industries Inc (USA)
D7458REVDPC36 Ilg Industries Inc (USA)
Related Parts
4720-00-051-5542INTERCHANGEABLE
HOSE,NONMETALLIC
5950-00-081-8255INTERCHANGEABLE
COIL,ELECTRICAL
16755
5961-00-101-2386INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
1906-0006
3110-00-144-8960INTERCHANGEABLE
BEARING,BALL,ANNULAR
5961-00-163-3807INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE
W04M
5310-00-186-0964INTERCHANGEABLE
WASHER,KEY
07062
5310-00-194-0702INTERCHANGEABLE
WASHER,LOCK
W04
6640-00-200-2374INTERCHANGEABLE
BOTTLE,STOPPER
5310-00-209-1882INTERCHANGEABLE
WASHER,LOCK
24-00008-003
4470-00-209-7299INTERCHANGEABLE
RING,FILTER
3020-00-215-8253INTERCHANGEABLE
GEAR,HELICAL
15096A
2520-00-354-0555INTERCHANGEABLE
PLATE,FLOATING,CLUT
38633D

Frequently Asked Questions

What is NSN 5310-00-226-5978?

NSN 5310-00-226-5978 is a Washer,key, manufactured by Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-226-5978?

NSN 5310-00-226-5978 has 50 cross-referenced part numbers: 13AD6D1084CPC29 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), D8904PC36 (Ilg Industries Inc), 3F1905PC48 (Toolex, Inc Dba Toolex Inc), 27686PC7 (Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies), D15-651QPC841 (Northrop Grumman Systems Corporation Div Marine Systems) and 45 more.

What NSN replaces 5310-00-226-5978?

There are 12 known substitutes for 5310-00-226-5978: 4720-00-051-5542, 5950-00-081-8255, 5961-00-101-2386 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13AD6D1084CPC29?

Key specifications for 13AD6D1084CPC29: Style Designator: KEY; Surface Treatment Document and Classification: QQ-P-416 TY2 CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TY2 CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Internal Prebent Key Width: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-226-5978 still in active supply?

NSN 5310-00-226-5978 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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