PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G374921PC57Washer,key

Elliott Company Div Jeannette · NSN 5310-00-186-0965 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-186-0965 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-186-0965. Primary manufacturer part number: G374921PC57.
Features
  • Washer,key — FSC 5310
  • Internal Prebent Key Width: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
  • Hardness Rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
  • External Prebent Key Width: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
  • Internal Prebent Key Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Overall Distance Including Keys: 1.922 INCHES MAXIMUM IN
  • Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Outside Diameter: 1.500 INCHES MINIMUM AND 1.515 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1115 or Steel Comp 1012 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-186-0965, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Elliott Company Div Jeannette. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 15 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
NSN5310-00-186-0965
Primary Part NumberG374921PC57
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerElliott Company Div Jeannette
StatusCANCELLED
Internal Prebent Key Width0.156 INCHES MINIMUM AND 0.176 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
Internal Prebent Key Length0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Overall Distance Including Keys1.922 INCHES MAXIMUM IN
Material Document and ClassificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter1.500 INCHES MINIMUM AND 1.515 INCHES MAXIMUM IN
External Key Quantity13
MaterialSTEEL COMP 1115 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
Hole Diameter1.193 INCHES MINIMUM AND 1.213 INCHES MAXIMUM IN
Material Thickness0.046 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
Style DesignatorKEY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4710-00-022-81529-240035 INTERCHANGEABLE
Tube Assembly,metal
Unison Industries Llc
2530-00-047-4466FC8390 INTERCHANGEABLE
Piston,hydraulic Brake
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3110-00-114-96252033148 INTERCHANGEABLE
Bearing,ball,annular
Navitar ,inc.
1650-00-130-9397701640 INTERCHANGEABLE
Retainer,seal
Hamilton Sundstrand Corporation
2530-00-172-1923 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
6210-00-176-6082388-3YELLOW INTERCHANGEABLE
Lens,light
Itt Schadow Inc
5310-00-199-648429072 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Dressta North America Ltd
5310-00-209-3340 INTERCHANGEABLE
Washer,flat
5970-00-235-2110162228 INTERCHANGEABLE
Insulator,plate
Telemechanics Inc
4210-00-289-10318287 INTERCHANGEABLE
Nozzle Assembly,monitor Type,fir
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
G374921PC57 Elliott Company Div Jeannette (USA)
D8425PC33 Ilg Industries Inc (USA)
D7974PC36 Ilg Industries Inc (USA)
313151-7 Stone Safety Corp (USA)
DR2536PC8 Allis-Chalmers Corp (USA)
D8312PC36 Ilg Industries Inc (USA)
15396-2PC12 Stone Safety Corp (USA)
243X96 General Electric Company (USA)
26N751PC33 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
D8543REVCPC33 Ilg Industries Inc (USA)
28867PC11 Stone Safety Corp (USA)
34868PC7 Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies (USA)
C6447PC23 Ilg Industries Inc (USA)
G7898PC70 Siemens Energy, Inc. (USA)
N8003PC33 Ilg Industries Inc (USA)
D6904REVAPC33 Ilg Industries Inc (USA)
C91080CBPC899 Patterson Pump Co Div Patterson Pump Company (USA)
N8090PC33 Ilg Industries Inc (USA)
G5926PC74 Siemens Energy, Inc. (USA)
29635PC7 Stone Safety Corp (USA)
Related Parts
4710-00-022-8152INTERCHANGEABLE
TUBE ASSEMBLY,METAL
9-240035
2530-00-047-4466INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
FC8390
3110-00-114-9625INTERCHANGEABLE
BEARING,BALL,ANNULAR
2033148
1650-00-130-9397INTERCHANGEABLE
RETAINER,SEAL
701640
2530-00-172-1923INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
6210-00-176-6082INTERCHANGEABLE
LENS,LIGHT
388-3YELLOW
5310-00-199-6484INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
29072
5310-00-209-3340INTERCHANGEABLE
WASHER,FLAT
5970-00-235-2110INTERCHANGEABLE
INSULATOR,PLATE
162228
4210-00-289-1031INTERCHANGEABLE
NOZZLE ASSEMBLY,MONITOR TYPE,FIR
8287
5965-00-296-2686INTERCHANGEABLE
MICROPHONE ELEMENT
3510-00-389-9944INTERCHANGEABLE
TREADLE,RELEASE

Frequently Asked Questions

What is NSN 5310-00-186-0965?

NSN 5310-00-186-0965 is a Washer,key, manufactured by Elliott Company Div Jeannette, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-186-0965?

NSN 5310-00-186-0965 has 50 cross-referenced part numbers: G374921PC57 (Elliott Company Div Jeannette), D8425PC33 (Ilg Industries Inc), D7974PC36 (Ilg Industries Inc), 313151-7 (Stone Safety Corp), DR2536PC8 (Allis-Chalmers Corp) and 45 more.

What NSN replaces 5310-00-186-0965?

There are 12 known substitutes for 5310-00-186-0965: 4710-00-022-8152, 2530-00-047-4466, 3110-00-114-9625 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G374921PC57?

Key specifications for G374921PC57: Internal Prebent Key Width: 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN; Special Features: WASHER STYLE:NO.79;; End Item Identification: LOGISTGICS SUPPORT VESSEL; Hardness Rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-186-0965 still in active supply?

NSN 5310-00-186-0965 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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