PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4382-7Washer,flat

Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware · NSN 5310-01-121-0393 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-121-0393 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-121-0393. Primary manufacturer part number: 4382-7.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.030 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 0.309 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • Hole Diameter: 0.225 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-121-0393, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-121-0393
Primary Part Number4382-7
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCarey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
StatusACTIVE
Thickness0.030 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Overall Diameter0.309 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Hole Diameter0.225 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-011-871917689 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
6625-00-649-428759 INTERCHANGEABLE
Meter,electrical Frequency
Hickok Waekon Llc
4210-01-278-556143827 INTERCHANGEABLE
Box,pull C02 System
Tyco Fire Products Lp
5340-01-282-788543827 INTERCHANGEABLE
Cover,access
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
4382-7 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
4382-7 PRIMARY Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
590082 R F Products, Inc (USA)
Related Parts
3455-00-011-8719INTERCHANGEABLE
CUTTER,MILLING,END
17689
6625-00-649-4287INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
59
4210-01-278-5561INTERCHANGEABLE
BOX,PULL C02 SYSTEM
43827
5340-01-282-7885INTERCHANGEABLE
COVER,ACCESS
43827

Frequently Asked Questions

What is NSN 5310-01-121-0393?

NSN 5310-01-121-0393 is a Washer,flat, manufactured by Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-121-0393?

NSN 5310-01-121-0393 has 3 cross-referenced part numbers: 4382-7 (New Haven Mfg Corp Amatom Electronic Hardware Div), 4382-7 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 590082 (R F Products, Inc).

What NSN replaces 5310-01-121-0393?

There are 4 known substitutes for 5310-01-121-0393: 3455-00-011-8719, 6625-00-649-4287, 4210-01-278-5561 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4382-7?

Key specifications for 4382-7: Thickness: 0.030 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Overall Diameter: 0.309 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Material: PLASTIC POLYAMIDE NYLON OVERALL. 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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