PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2153Washer,shouldered

Dialight Corporation · NSN 5310-00-345-0990 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-345-0990 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-345-0990. Primary manufacturer part number: 2153.
Features
  • Washer,shouldered — FSC 5310
  • Style Designator: SHOULDERED
  • Material: WOOL OVERALL
  • Material Document and Classification: MIL-F-1148 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Shoulder Height: 0.031 INCHES NOMINAL IN
  • Shoulder Diameter: 0.187 INCHES NOMINAL IN
  • Outside Diameter: 0.312 INCHES NOMINAL IN
  • Hole Diameter: 0.136 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Wool Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-00-345-0990, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 14 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
ParameterValue
NSN5310-00-345-0990
Primary Part Number2153
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
Style DesignatorSHOULDERED
MaterialWOOL OVERALL
Material Document and ClassificationMIL-F-1148 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Shoulder Height0.031 INCHES NOMINAL IN
Shoulder Diameter0.187 INCHES NOMINAL IN
Outside Diameter0.312 INCHES NOMINAL IN
Hole Diameter0.136 INCHES NOMINAL IN
Material Thickness0.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-011-2304 INTERCHANGEABLE
Plug,pipe
5999-00-113-2626 INTERCHANGEABLE
Contact,electrical
5331-00-167-51392-153V0747-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5133-00-189-9257 INTERCHANGEABLE
Drill,twist
5330-00-270-84682R718-121 INTERCHANGEABLE
Paper,gasket
Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
4820-00-288-72394371 1-2 INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
5330-00-290-1459S10-15 INTERCHANGEABLE
Gasket
Schulze Mfg., Inc.
5325-00-290-1957 INTERCHANGEABLE
Grommet,nonmetallic
5360-00-291-1245 INTERCHANGEABLE
Spring,helical,compression
5305-00-362-68302153 INTERCHANGEABLE
Screw,adjusting
Scripps Marine Engine Co
Cross-Reference Index
Part NumberManufacturer
2153 PRIMARY Dialight Corporation (USA)
7856C Walsco Electronics Corp (USA)
24083 Peraton Inc (USA)
448954-4 Raytheon Company (USA)
105981-3 Lds Test and Measurement Llc (USA)
1202 Walsco Electronics Corp (USA)
323389-1 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
12716383-6 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
172440 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
56-2577-3 Mcguire Products Co (USA)
10049828-2 Us Army Aviation and Missile Command (USA)
2153 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
7856N Walsco Electronics Corp (USA)
24083 Telephonics Corp/prd Instruments (USA)
10015465-004 Us Army Aviation and Missile Command (USA)
3431 Gc/waldom Inc (USA)
105981-3 Gould Instrument Systems Inc (USA)
Related Parts
4730-00-011-2304INTERCHANGEABLE
PLUG,PIPE
5999-00-113-2626INTERCHANGEABLE
CONTACT,ELECTRICAL
5331-00-167-5139INTERCHANGEABLE
O-RING
2-153V0747-75
5133-00-189-9257INTERCHANGEABLE
DRILL,TWIST
5330-00-270-8468INTERCHANGEABLE
PAPER,GASKET
2R718-121
4820-00-288-7239INTERCHANGEABLE
VALVE,GATE
4371 1-2
5330-00-290-1459INTERCHANGEABLE
GASKET
S10-15
5325-00-290-1957INTERCHANGEABLE
GROMMET,NONMETALLIC
5360-00-291-1245INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5305-00-362-6830INTERCHANGEABLE
SCREW,ADJUSTING
2153
4730-00-475-8621INTERCHANGEABLE
TEE-Y,DRAINAGE PIPE
5325-00-497-3187INTERCHANGEABLE
GROMMET,NONMETALLIC

Frequently Asked Questions

What is NSN 5310-00-345-0990?

NSN 5310-00-345-0990 is a Washer,shouldered, manufactured by Dialight Corporation, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-345-0990?

NSN 5310-00-345-0990 has 17 cross-referenced part numbers: 2153 (Dialight Corporation), 7856C (Walsco Electronics Corp), 24083 (Peraton Inc), 448954-4 (Raytheon Company), 105981-3 (Lds Test and Measurement Llc) and 12 more.

What NSN replaces 5310-00-345-0990?

There are 12 known substitutes for 5310-00-345-0990: 4730-00-011-2304, 5999-00-113-2626, 5331-00-167-5139 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2153?

Key specifications for 2153: Style Designator: SHOULDERED; Material: WOOL OVERALL; Material Document and Classification: MIL-F-1148 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Shoulder Height: 0.031 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-345-0990 still in active supply?

NSN 5310-00-345-0990 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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