PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B0375-020SWasher,spring Tension

Barnes Group Inc · NSN 5310-01-023-9110 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-023-9110 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-023-9110. Primary manufacturer part number: B0375-020S.
Features
  • Washer,spring Tension — FSC 5310
  • Hole Diameter: 0.190 INCHES MINIMUM0.190 INCHES MINIMUM IN
  • Style Designator: SPRING TENSION
  • Material: STEEL COMP 302 OVERALL
  • Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 0.375 INCHES MAXIMUM0.375 INCHES MAXIMUM IN
  • Material Thickness: 0.020 INCHES NOMINAL0.020 INCHES NOMINAL IN
  • 15 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Mechanical energy storage
  • Vibration dampening
General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-023-9110, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Barnes Group Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 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
NSN5310-01-023-9110
Primary Part NumberB0375-020S
Item NameWasher,spring Tension
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBarnes Group Inc
StatusCANCELLED
Hole Diameter0.190 INCHES MINIMUM0.190 INCHES MINIMUM IN
Style DesignatorSPRING TENSION
MaterialSTEEL COMP 302 OVERALL
Material Document and ClassificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.375 INCHES MAXIMUM0.375 INCHES MAXIMUM IN
Material Thickness0.020 INCHES NOMINAL0.020 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6675-00-255-1374ST4 INTERCHANGEABLE
Stereoscope,lens-Mirror,aerial P
Leica Geosystems Inc.
5975-00-404-1034 INTERCHANGEABLE
Hub,raintight
6740-00-464-9206ST4 INTERCHANGEABLE
Standpipe,tank,film
Calumet Photographic, Inc.
2350-00-892-5424 INTERCHANGEABLE
Carrier,cargo
6250-00-960-6822ST4 INTERCHANGEABLE
Focus Centering,sta
Esuk Aerospace and Simulation Ltd
5961-01-030-9552BS08D INTERCHANGEABLE
Semiconductor Device,diode
Powerex, Inc.
3439-01-104-3393ST-4 INTERCHANGEABLE
Stand,soldering Iron Miniature
M.m. Newman Corp
5940-01-115-4455192180106 INTERCHANGEABLE
Terminal,lug
Molex-Etc Inc Sub of Molex Inc
6685-01-242-928613226E8542 INTERCHANGEABLE
Thermowell
Cecom Lr Center
5360-01-397-513181739 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
B0375-020S PRIMARY Barnes Group Inc (USA)
A06117 Mbda Uk Ltd (GBR)
81739 Zf Industrieantriebe Witten Gmbh (DEU)
DNS-A4-4 Nordex, Incorporated Dba Nordex Inc (USA)
B0375-020S Barnes Group Inc. (USA)
D6-23 Roller Bearing Co of America, Inc Div Pic Design (USA)
11785120 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
12613035-13 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
D6-23 General Dynamics Mission Systems, Inc. Dba Gdms (USA)
D6-23 Motorola Inc. Dba Integrated Information Systems Group (USA)
DNS-A4-4 Nordex Inc (USA)
DD623 Allied Devices Corp Dba Absolute Precision Co (USA)
ST-4 W. M. Berg, Inc. (USA)
PC92047-1 Rockwell Collins, Inc. Dba Rc Displays Systems (USA)
GW502G3A Northrop Grumman Systems Corporation (USA)
Related Parts
6675-00-255-1374INTERCHANGEABLE
STEREOSCOPE,LENS-MIRROR,AERIAL P
ST4
5975-00-404-1034INTERCHANGEABLE
HUB,RAINTIGHT
6740-00-464-9206INTERCHANGEABLE
STANDPIPE,TANK,FILM
ST4
2350-00-892-5424INTERCHANGEABLE
CARRIER,CARGO
6250-00-960-6822INTERCHANGEABLE
FOCUS CENTERING,STA
ST4
5961-01-030-9552INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
BS08D
3439-01-104-3393INTERCHANGEABLE
STAND,SOLDERING IRON MINIATURE
ST-4
5940-01-115-4455INTERCHANGEABLE
TERMINAL,LUG
192180106
6685-01-242-9286INTERCHANGEABLE
THERMOWELL
13226E8542
5360-01-397-5131INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
81739
5930-01-410-7707INTERCHANGEABLE
SWITCH SUBASSEMBLY
6685-01-414-1296INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,DIGI
ST4

Frequently Asked Questions

What is NSN 5310-01-023-9110?

NSN 5310-01-023-9110 is a Washer,spring Tension, manufactured by Barnes Group Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-023-9110?

NSN 5310-01-023-9110 has 15 cross-referenced part numbers: B0375-020S (Barnes Group Inc), A06117 (Mbda Uk Ltd), 81739 (Zf Industrieantriebe Witten Gmbh), DNS-A4-4 (Nordex, Incorporated Dba Nordex Inc), B0375-020S (Barnes Group Inc.) and 10 more.

What NSN replaces 5310-01-023-9110?

There are 12 known substitutes for 5310-01-023-9110: 6675-00-255-1374, 5975-00-404-1034, 6740-00-464-9206 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B0375-020S?

Key specifications for B0375-020S: Hole Diameter: 0.190 INCHES MINIMUM0.190 INCHES MINIMUM IN; Style Designator: SPRING TENSION; Material: STEEL COMP 302 OVERALL; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-023-9110 still in active supply?

NSN 5310-01-023-9110 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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