PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15048Washer,key

Williams International Co., L.l.c. · NSN 5310-00-786-2497 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-786-2497 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-786-2497. Primary manufacturer part number: 15048.
Features
  • Washer,key — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • External Tapered Key Width: 0.181 INCHES NOMINAL IN
  • External Prebent Key Length: 0.045 INCHES NOMINAL IN
  • Angle Between External Keys: 45.0 DEGREES NOMINAL
  • Surface Treatment: PASSIVATE OVERALL
  • External Key Quantity: 1
  • External Prebent Key Width: 0.066 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-786-2497, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Williams International Co., L.l.c.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-786-2497
Primary Part Number15048
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
External Tapered Key Width0.181 INCHES NOMINAL IN
External Prebent Key Length0.045 INCHES NOMINAL IN
Angle Between External Keys45.0 DEGREES NOMINAL
Surface TreatmentPASSIVATE OVERALL
External Key Quantity1
External Prebent Key Width0.066 INCHES NOMINAL IN
Overall Distance Including Keys0.445 INCHES NOMINAL IN
Split Key Length0.100 INCHES NOMINAL IN
Distance From Centerline to Inside of Prebent Key0.225 INCHES NOMINAL IN
Hole Diameter0.181 INCHES NOMINAL IN
Material Thickness0.023 INCHES NOMINAL IN
Outside Diameter0.298 INCHES NOMINAL IN
Style DesignatorKEY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-161-968115048 INTERCHANGEABLE
Packing,preformed
Eaton Corporation Div Eaton Fluid Power
5133-00-189-9293 INTERCHANGEABLE
Drill,twist
4820-00-697-099426089 INTERCHANGEABLE
Valve,safety Relief
Hydro-Aire Aerospace Corp
4010-00-840-38861504-8 INTERCHANGEABLE
Chain Assembly,single Leg
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
6520-01-003-212115048 INTERCHANGEABLE
Bur,dental,excavating
Ss White Burs Llc
5330-01-270-8334150-48-010 INTERCHANGEABLE
Gasket
Cone Drive Operations Inc
3040-01-289-359001-702-24 INTERCHANGEABLE
Clamp,hub
Secs Inc
5360-01-313-296415048 INTERCHANGEABLE
Spring,helical,compression
Forenta Lp
5110-01-335-15818MA INTERCHANGEABLE
File,hand
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
6240-01-344-5055150/120R/FL/SS/120V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
Cross-Reference Index
Part NumberManufacturer
15048 PRIMARY Williams International Co., L.l.c. (USA)
Related Parts
5330-00-161-9681INTERCHANGEABLE
PACKING,PREFORMED
15048
5133-00-189-9293INTERCHANGEABLE
DRILL,TWIST
4820-00-697-0994INTERCHANGEABLE
VALVE,SAFETY RELIEF
26089
4010-00-840-3886INTERCHANGEABLE
CHAIN ASSEMBLY,SINGLE LEG
1504-8
6520-01-003-2121INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
15048
5330-01-270-8334INTERCHANGEABLE
GASKET
150-48-010
3040-01-289-3590INTERCHANGEABLE
CLAMP,HUB
01-702-24
5360-01-313-2964INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
15048
5110-01-335-1581INTERCHANGEABLE
FILE,HAND
8MA
6240-01-344-5055INTERCHANGEABLE
LAMP,INCANDESCENT
150/120R/FL/SS/120V
4210-01-472-5233INTERCHANGEABLE
PARTS KIT,FIRE EXTINGUISHER
15048
5935-01-476-3211INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
MTA1665

Frequently Asked Questions

What is NSN 5310-00-786-2497?

NSN 5310-00-786-2497 is a Washer,key, manufactured by Williams International Co., L.l.c., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-786-2497?

NSN 5310-00-786-2497 has 1 cross-referenced part number: 15048 (Williams International Co., L.l.c.).

What NSN replaces 5310-00-786-2497?

There are 12 known substitutes for 5310-00-786-2497: 5330-00-161-9681, 5133-00-189-9293, 4820-00-697-0994 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15048?

Key specifications for 15048: Material: STEEL CORROSION RESISTING OVERALL; External Tapered Key Width: 0.181 INCHES NOMINAL IN; External Prebent Key Length: 0.045 INCHES NOMINAL IN; Angle Between External Keys: 45.0 DEGREES NOMINAL. 14 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