PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4075Nut,plain,knurled

Roller Bearing Co of America, Inc Div Pic Design · NSN 5310-00-421-1192 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-421-1192 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-421-1192. Primary manufacturer part number: 4075.
Features
  • Nut,plain,knurled — FSC 5310
  • Counterbore Diameter: 0.147 INCHES NOMINAL NUT IN
  • Surface Treatment: PASSIVATE OVERALL
  • Material Document and Classification: QQ-S-764,COND A/A FED SPEC ALL MATERIAL RESPONSES OVERALL
  • Material: STEEL COMP 303 OR STEEL COMP 303SE OVERALL
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nut Counterbore Depth: 0.344 INCHES NOMINAL NUT IN
  • Nut Thickness: 0.625 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 or Steel Comp 303SE Overall construction
General Description

The Nut,plain,knurled, cataloged under National Stock Number 5310-00-421-1192, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 17 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-421-1192
Primary Part Number4075
Item NameNut,plain,knurled
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusCANCELLED
Counterbore Diameter0.147 INCHES NOMINAL NUT IN
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationQQ-S-764,COND A/A FED SPEC ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nut Counterbore Depth0.344 INCHES NOMINAL NUT IN
Nut Thickness0.625 INCHES NOMINAL IN
Surface Treatment Document and ClassificationMIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Nominal Thread Size0.138 INCHES IN
Small End Length0.500 INCHES NOMINAL IN
Knurl Width0.125 INCHES NOMINAL IN
Thread Class2B
Thread DirectionRIGHT-HAND
Small End Diameter0.250 INCHES NOMINAL IN
Nut Diameter0.500 INCHES NOMINAL IN
Thread Quantity Per Inch32
Nut StyleKNURLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3020-00-030-7366 INTERCHANGEABLE
Gear Set,spur,matched
5940-00-201-7180B31-10344-7 INTERCHANGEABLE
Adapter,radio Frequency Cable
General Dynamics Mission Systems, Inc.
9540-00-251-1896 INTERCHANGEABLE
Angle,structural
2510-00-256-24444075 INTERCHANGEABLE
Guard,rear,rock
R and J Metal Fabricators Inc
5975-00-257-1304 INTERCHANGEABLE
Box Connector,electrical
5360-00-349-81354075 INTERCHANGEABLE
Spring,minute Recor
Wakmann Watch Company Inc
5120-00-614-48024075 INTERCHANGEABLE
Come-Along
Aluminum Co of America
5962-01-087-7771C10652-1 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
4320-01-108-9534DB45010-DC2T22-12VDC INTERCHANGEABLE
Pump Unit,rotary
Fenner Fluid Power Inc
6515-01-267-95094075 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Critikon Inc Sub of Johnson and Johnson
Cross-Reference Index
Part NumberManufacturer
PD-1-6 W. M. Berg, Inc. (USA)
4075 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
3020-00-030-7366INTERCHANGEABLE
GEAR SET,SPUR,MATCHED
5940-00-201-7180INTERCHANGEABLE
ADAPTER,RADIO FREQUENCY CABLE
B31-10344-7
9540-00-251-1896INTERCHANGEABLE
ANGLE,STRUCTURAL
2510-00-256-2444INTERCHANGEABLE
GUARD,REAR,ROCK
4075
5975-00-257-1304INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5360-00-349-8135INTERCHANGEABLE
SPRING,MINUTE RECOR
4075
5120-00-614-4802INTERCHANGEABLE
COME-ALONG
4075
5962-01-087-7771INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
C10652-1
4320-01-108-9534INTERCHANGEABLE
PUMP UNIT,ROTARY
DB45010-DC2T22-12VDC
6515-01-267-9509INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
4075
3120-01-280-7973INTERCHANGEABLE
PARTS KIT,BEARING REPLACEMENT,ME
KIT4075
6145-01-382-4486INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
4075

Frequently Asked Questions

What is NSN 5310-00-421-1192?

NSN 5310-00-421-1192 is a Nut,plain,knurled, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-421-1192?

NSN 5310-00-421-1192 has 2 cross-referenced part numbers: PD-1-6 (W. M. Berg, Inc.), 4075 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5310-00-421-1192?

There are 12 known substitutes for 5310-00-421-1192: 3020-00-030-7366, 5940-00-201-7180, 9540-00-251-1896 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4075?

Key specifications for 4075: Counterbore Diameter: 0.147 INCHES NOMINAL NUT IN; Surface Treatment: PASSIVATE OVERALL; Material Document and Classification: QQ-S-764,COND A/A FED SPEC ALL MATERIAL RESPONSES OVERALL; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-421-1192 still in active supply?

NSN 5310-00-421-1192 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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