PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21053Washer,lock

Dresser, Llc · NSN 5310-00-431-7347 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-431-7347 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-431-7347. Primary manufacturer part number: 21053.
Features
  • Washer,lock — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Dresser, Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-431-7347, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersDresser, Llc (CAGE 64104)
Technical Specifications
ParameterValue
NSN5310-00-431-7347
Primary Part Number21053
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDresser, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5895-00-027-6780 INTERCHANGEABLE
Amplifier-Power Supply
3110-00-142-4390592A INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
4130-00-367-2414 INTERCHANGEABLE
Piston and Connecti
4820-00-513-8148FV21-053 INTERCHANGEABLE
Seat,valve
Automatic Switch Company Dba Asco
5330-00-599-62001464 INTERCHANGEABLE
Seal,plain Encased
Parker Hannifin Corporation Div Chelsea Products Division
5962-01-231-3216 INTERCHANGEABLE
Microcircuit,linear
4820-01-527-7297C-345E INTERCHANGEABLE
Valve,foot
Blue-White Industries, Ltd. Dba Blue-White Industries Ltd Div Blue-White Industries - Huntington Beach, Ca
Cross-Reference Index
Part NumberManufacturer
21053 PRIMARY Dresser, Llc (USA)
Related Parts
5895-00-027-6780INTERCHANGEABLE
AMPLIFIER-POWER SUPPLY
3110-00-142-4390INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
592A
4130-00-367-2414INTERCHANGEABLE
PISTON AND CONNECTI
4820-00-513-8148INTERCHANGEABLE
SEAT,VALVE
FV21-053
5330-00-599-6200INTERCHANGEABLE
SEAL,PLAIN ENCASED
1464
5962-01-231-3216INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4820-01-527-7297INTERCHANGEABLE
VALVE,FOOT
C-345E

Frequently Asked Questions

What is NSN 5310-00-431-7347?

NSN 5310-00-431-7347 is a Washer,lock, manufactured by Dresser, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-431-7347?

NSN 5310-00-431-7347 has 1 cross-referenced part number: 21053 (Dresser, Llc).

What NSN replaces 5310-00-431-7347?

There are 7 known substitutes for 5310-00-431-7347: 5895-00-027-6780, 3110-00-142-4390, 4130-00-367-2414 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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