PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5327190Washer,key

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-271-3179 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-271-3179 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-271-3179. Primary manufacturer part number: 5327190.
Features
  • Washer,key — FSC 5310
  • Distance From Centerline to Top of Internal Key: 0.383 INCHES NOMINAL0.383 INCHES NOMINAL IN
  • Internal Straight Key Width: 0.234 INCHES MINIMUM AND 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM0.266 INCHES MAXIMUM IN
  • External Straight Key Width: 0.297 INCHES MINIMUM AND 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM0.328 INCHES MAXIMUM IN
  • External Key Quantity: 1313
  • Hole Diameter: 1.250 INCHES MINIMUM AND 1.250 INCHES MINIMUM AND 1.281 INCHES MAXIMUM1.281 INCHES MAXIMUM IN
  • Style Designator: KEYKEY
  • Overall Distance Including Keys: 2.422 INCHES MINIMUM AND 2.422 INCHES MINIMUM AND 2.450 INCHES MAXIMUM2.450 INCHES MAXIMUM IN
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 5310-00-271-3179, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5310-00-271-3179
Primary Part Number5327190
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Distance From Centerline to Top of Internal Key0.383 INCHES NOMINAL0.383 INCHES NOMINAL IN
Internal Straight Key Width0.234 INCHES MINIMUM AND 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM0.266 INCHES MAXIMUM IN
External Straight Key Width0.297 INCHES MINIMUM AND 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM0.328 INCHES MAXIMUM IN
External Key Quantity1313
Hole Diameter1.250 INCHES MINIMUM AND 1.250 INCHES MINIMUM AND 1.281 INCHES MAXIMUM1.281 INCHES MAXIMUM IN
Style DesignatorKEYKEY
Overall Distance Including Keys2.422 INCHES MINIMUM AND 2.422 INCHES MINIMUM AND 2.450 INCHES MAXIMUM2.450 INCHES MAXIMUM IN
Material Thickness0.047 INCHES MINIMUM AND 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM0.078 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Outside Diameter1.922 INCHES MINIMUM AND 1.922 INCHES MINIMUM AND 1.953 INCHES MAXIMUM1.953 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-030-3282 INTERCHANGEABLE
Packing,preformed
5133-00-228-1364 INTERCHANGEABLE
Drill,twist
4720-00-402-512320115 INTERCHANGEABLE
Hose Assembly,nonmetallic
Hoffman/new Yorker Inc
5930-00-504-632620115 INTERCHANGEABLE
Switch,lever
Telephone Company of America Incorporated
6625-00-539-85259102229 INTERCHANGEABLE
Wattmeter
Us Army Aviation and Missile Command
6210-00-583-344420115 INTERCHANGEABLE
Light,panel
Grimes Aerospace Company
5310-00-768-0319 INTERCHANGEABLE
Nut,plain,hexagon
5905-00-887-9471900323-34 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5910-01-038-5394 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
1680-01-081-590020115 INTERCHANGEABLE
Insulator
Cunico Corporation
Cross-Reference Index
Part NumberManufacturer
20115 Todd Shipyards Corp (USA)
5327190 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
20115 Puget Sound Commerce Center, Inc. (USA)
465 Vickers Inc (USA)
M20115 Vickers Inc (USA)
Related Parts
5330-00-030-3282INTERCHANGEABLE
PACKING,PREFORMED
5133-00-228-1364INTERCHANGEABLE
DRILL,TWIST
4720-00-402-5123INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
20115
5930-00-504-6326INTERCHANGEABLE
SWITCH,LEVER
20115
6625-00-539-8525INTERCHANGEABLE
WATTMETER
9102229
6210-00-583-3444INTERCHANGEABLE
LIGHT,PANEL
20115
5310-00-768-0319INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5905-00-887-9471INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
900323-34
5910-01-038-5394INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
1680-01-081-5900INTERCHANGEABLE
INSULATOR
20115
5962-01-116-9945INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
20115
5310-01-144-6084INTERCHANGEABLE
WASHER,GROMMET

Frequently Asked Questions

What is NSN 5310-00-271-3179?

NSN 5310-00-271-3179 is a Washer,key, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-271-3179?

NSN 5310-00-271-3179 has 5 cross-referenced part numbers: 20115 (Todd Shipyards Corp), 5327190 (U S Army Tank Automotive Command Amsta-Im-Mm), 20115 (Puget Sound Commerce Center, Inc.), 465 (Vickers Inc), M20115 (Vickers Inc).

What NSN replaces 5310-00-271-3179?

There are 12 known substitutes for 5310-00-271-3179: 5330-00-030-3282, 5133-00-228-1364, 4720-00-402-5123 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5327190?

Key specifications for 5327190: Distance From Centerline to Top of Internal Key: 0.383 INCHES NOMINAL0.383 INCHES NOMINAL IN; Internal Straight Key Width: 0.234 INCHES MINIMUM AND 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM0.266 INCHES MAXIMUM IN; External Straight Key Width: 0.297 INCHES MINIMUM AND 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM0.328 INCHES MAXIMUM IN; External Key Quantity: 1313. 10 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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