PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3288Washer,flat

Telemechanics Inc · NSN 5310-00-641-9272 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-641-9272 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-641-9272. Primary manufacturer part number: 3288.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.315 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 0.562 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-641-9272, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 9 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-641-9272
Primary Part Number3288
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Hole Diameter0.315 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Center Hole Shape StyleROUND
Overall Diameter0.562 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Thickness0.065 INCHES NOMINAL IN
Surface TreatmentNICKEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-359-5613 INTERCHANGEABLE
Washer,flat
5930-00-433-684725-03288-0A INTERCHANGEABLE
Switch,rotary
Ballantine Laboratories Inc
5950-00-647-7659 INTERCHANGEABLE
Transformer,audio Frequency
2530-00-916-5866328-8 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Goodrich Corporation
5136-00-953-0234328-8 INTERCHANGEABLE
Tap,thread Cutting
Stanley Engineered Fastening Llc
5935-01-074-64963288 INTERCHANGEABLE
Adapter,connector
Fluke Electronics Corp
5910-01-096-43213288 INTERCHANGEABLE
Capacitor
Crown Audio, Inc. Dba Crown International
3040-01-334-39713288-7 INTERCHANGEABLE
Lever,remote Control
Kearflex Engineering Company
2040-01-412-2983328-8 INTERCHANGEABLE
Connector,thru-Hull
Perko Inc
Cross-Reference Index
Part NumberManufacturer
3288 PRIMARY Telemechanics Inc (USA)
3288 At and T Corp (USA)
Related Parts
5310-00-359-5613INTERCHANGEABLE
WASHER,FLAT
5930-00-433-6847INTERCHANGEABLE
SWITCH,ROTARY
25-03288-0A
5950-00-647-7659INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2530-00-916-5866INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
328-8
5136-00-953-0234INTERCHANGEABLE
TAP,THREAD CUTTING
328-8
5935-01-074-6496INTERCHANGEABLE
ADAPTER,CONNECTOR
3288
5910-01-096-4321INTERCHANGEABLE
CAPACITOR
3288
3040-01-334-3971INTERCHANGEABLE
LEVER,REMOTE CONTROL
3288-7
2040-01-412-2983INTERCHANGEABLE
CONNECTOR,THRU-HULL
328-8

Frequently Asked Questions

What is NSN 5310-00-641-9272?

NSN 5310-00-641-9272 is a Washer,flat, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-641-9272?

NSN 5310-00-641-9272 has 2 cross-referenced part numbers: 3288 (Telemechanics Inc), 3288 (At and T Corp).

What NSN replaces 5310-00-641-9272?

There are 9 known substitutes for 5310-00-641-9272: 5310-00-359-5613, 5930-00-433-6847, 5950-00-647-7659 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3288?

Key specifications for 3288: Hole Diameter: 0.315 INCHES NOMINAL IN; Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; Center Hole Shape Style: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-641-9272 still in active supply?

NSN 5310-00-641-9272 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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