PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

3620Washer,flat

Name: 3620
SKU: 5310-00-188-4585

Telemechanics Inc · NSN 5310-00-188-4585 · FSC 5310 · No Item Name Available

Verified by PartsTable

NSN 5310-00-188-4585 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-188-4585. Primary manufacturer part number: 3620.

5310-00-188-4585 — No Item Name Available illustration

Features

Washer,flat — FSC 5310
Peripheral Shape Style: ROUND
Thickness: 0.065 INCHES NOMINAL IN
Hole Diameter: 0.500 INCHES NOMINAL IN
Center Hole Shape Style: ROUND
Overall Diameter: 0.688 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Material: CELLULOSE OVERALL

Applications

Structural fastening and assembly
Equipment mounting
Panel and housing attachment
Applications requiring Cellulose Overall construction

General Description

The Washer,flat, cataloged under National Stock Number 5310-00-188-4585, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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

Parameter	Value
NSN	5310-00-188-4585
Primary Part Number	3620
Item Name	Washer,flat
FSC / FSG	5310 / 53 — No Item Name Available
Manufacturer	Telemechanics Inc
Status	CANCELLED
Peripheral Shape Style	ROUND
Thickness	0.065 INCHES NOMINAL IN
Hole Diameter	0.500 INCHES NOMINAL IN
Center Hole Shape Style	ROUND
Overall Diameter	0.688 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Material	CELLULOSE OVERALL

Lifecycle & Compliance

Acquisition Status	CANCELLED
HAZMAT	No

⇄ Verified Substitutes 12

3040-00-022-2629 INTERCHANGEABLE

Shaft,cam Roller

3110-00-151-84193620 INTERCHANGEABLE

Cup,tapered Roller Bearing

The Timken Corporation

5133-00-228-1360 INTERCHANGEABLE

Drill,twist

6650-00-263-355233-45-58-01 INTERCHANGEABLE

Refractometer

Bausch & Lomb Inc

5342-00-298-9481 INTERCHANGEABLE

Mount,resilient,weapon System

5330-00-351-4199 INTERCHANGEABLE

Gasket

2530-00-431-8242J3199855 INTERCHANGEABLE

Cylinder Assembly,hydraulic Brak

Chrysler Corp Engine and Components Sales Diversified Products Div

6605-00-467-7405 INTERCHANGEABLE

Recorder Pilots D

3110-00-554-5236MT205P INTERCHANGEABLE

Bearing,ball,annular

Fag Bearings Corporation

3040-00-737-285610075 INTERCHANGEABLE

Shaft,straight

Dana Corp Spicer Transmission Div

Cross-Reference Index

Part Number	Manufacturer
3620	At and T Corp (USA)
3620 PRIMARY	Telemechanics Inc (USA)
3620	American Telephone and Telegraph Co (USA)
100-75	At and T Corp (USA)

Related Parts

3040-00-022-2629INTERCHANGEABLE

SHAFT,CAM ROLLER

3110-00-151-8419INTERCHANGEABLE

CUP,TAPERED ROLLER BEARING

3620

5133-00-228-1360INTERCHANGEABLE

DRILL,TWIST

6650-00-263-3552INTERCHANGEABLE

REFRACTOMETER

33-45-58-01

5342-00-298-9481INTERCHANGEABLE

MOUNT,RESILIENT,WEAPON SYSTEM

5330-00-351-4199INTERCHANGEABLE

GASKET

2530-00-431-8242INTERCHANGEABLE

CYLINDER ASSEMBLY,HYDRAULIC BRAK

J3199855

6605-00-467-7405INTERCHANGEABLE

RECORDER PILOTS D

3110-00-554-5236INTERCHANGEABLE

BEARING,BALL,ANNULAR

MT205P

3040-00-737-2856INTERCHANGEABLE

SHAFT,STRAIGHT

10075

5998-00-827-1997INTERCHANGEABLE

CIRCUIT CARD ASSEMBLY

4920-00-862-3933INTERCHANGEABLE

VALVE

10075

Frequently Asked Questions

What is NSN 5310-00-188-4585?

NSN 5310-00-188-4585 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 5310-00-188-4585?

NSN 5310-00-188-4585 has 4 cross-referenced part numbers: 3620 (At and T Corp), 3620 (Telemechanics Inc), 3620 (American Telephone and Telegraph Co), 100-75 (At and T Corp).

What NSN replaces 5310-00-188-4585?

There are 12 known substitutes for 5310-00-188-4585: 3040-00-022-2629, 3110-00-151-8419, 5133-00-228-1360 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3620?

Key specifications for 3620: Peripheral Shape Style: ROUND; Thickness: 0.065 INCHES NOMINAL IN; Hole Diameter: 0.500 INCHES NOMINAL IN; Center Hole Shape Style: ROUND. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-188-4585 still in active supply?

NSN 5310-00-188-4585 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.

PartsTable Design LLC · partstable.com