PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1708-00Washer,lock

Illinois Tool Works Inc · NSN 5310-00-261-6198 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-261-6198 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-261-6198. Primary manufacturer part number: 1708-00.
Features
  • Washer,lock — FSC 5310
  • Material Document and Classification: AISI 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Style Designator: FLAT INTERNAL TEETH
  • Material Thickness: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
  • Material: STEEL COMP 410 OVERALL
  • Outside Diameter: 0.325 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-261-6198, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Illinois Tool Works Inc. Government technical data includes 7 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
NSN5310-00-261-6198
Primary Part Number1708-00
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerIllinois Tool Works Inc
StatusACTIVE
Material Document and ClassificationAISI 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Style DesignatorFLAT INTERNAL TEETH
Material Thickness0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
Hole Diameter0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
MaterialSTEEL COMP 410 OVERALL
Outside Diameter0.325 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5365-00-328-8470170800 INTERCHANGEABLE
Plug,machine Thread
Eaton Aerospace, Llc Dba Jackson South
5977-00-789-28721113569 INTERCHANGEABLE
Brush,electrical Contact
Honeywell International, Inc Div Aerospace-Tucson
4730-00-801-36431040-4 INTERCHANGEABLE
Coupling Half,quick Disconnect
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5950-00-828-785404550002-006 INTERCHANGEABLE
Coil,radio Frequency
Getronics Government Solutions Llc
5310-00-829-26161015508 INTERCHANGEABLE
Washer,flat
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5940-01-051-27245032-B-1 INTERCHANGEABLE
Terminal,stud
Lerco Div Space-Lok Inc
5955-01-246-46783927-01 INTERCHANGEABLE
Oscillator,noncrystal Controlled
Monitor Products Co. Inc. Dba Monitor Products Co. Inc.
5835-01-295-9220 INTERCHANGEABLE
Recorder Subassembly
3020-01-369-000410404 INTERCHANGEABLE
Pulley,groove
Blue Tee Corp. Dba Gefco
6145-01-476-9375D2384-3-20 INTERCHANGEABLE
Cable,special Purpose,electrical
The Boeing Company
Cross-Reference Index
Part NumberManufacturer
1708-00 PRIMARY Illinois Tool Works Inc (USA)
1708 Itw Shakeproof Automotive Products (USA)
1708-00 Itw Shakeproof Automotive Products (USA)
10404 Kleinschmidt Inc (USA)
61708010008 PRIMARY Elbitamerica, Inc. (USA)
Related Parts
5365-00-328-8470INTERCHANGEABLE
PLUG,MACHINE THREAD
170800
5977-00-789-2872INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1113569
4730-00-801-3643INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
1040-4
5950-00-828-7854INTERCHANGEABLE
COIL,RADIO FREQUENCY
04550002-006
5310-00-829-2616INTERCHANGEABLE
WASHER,FLAT
1015508
5940-01-051-2724INTERCHANGEABLE
TERMINAL,STUD
5032-B-1
5955-01-246-4678INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
3927-01
5835-01-295-9220INTERCHANGEABLE
RECORDER SUBASSEMBLY
3020-01-369-0004INTERCHANGEABLE
PULLEY,GROOVE
10404
6145-01-476-9375INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
D2384-3-20
5310-01-528-1990INTERCHANGEABLE
WASHER,LOCK
6545-01-572-0735INTERCHANGEABLE
MEDICAL EQUIPMENT SET RCD EXCESS
UA 1384

Frequently Asked Questions

What is NSN 5310-00-261-6198?

NSN 5310-00-261-6198 is a Washer,lock, manufactured by Illinois Tool Works Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-261-6198?

NSN 5310-00-261-6198 has 5 cross-referenced part numbers: 1708-00 (Illinois Tool Works Inc), 1708 (Itw Shakeproof Automotive Products), 1708-00 (Itw Shakeproof Automotive Products), 10404 (Kleinschmidt Inc), 61708010008 (Elbitamerica, Inc.).

What NSN replaces 5310-00-261-6198?

There are 12 known substitutes for 5310-00-261-6198: 5365-00-328-8470, 5977-00-789-2872, 4730-00-801-3643 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1708-00?

Key specifications for 1708-00: Material Document and Classification: AISI 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL; Style Designator: FLAT INTERNAL TEETH; Material Thickness: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN. 7 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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