PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66071Washer,flat

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 5310-01-284-6391 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-284-6391 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-284-6391. Primary manufacturer part number: 66071.
Features
  • Washer,flat — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-284-6391, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (CAGE 96046)
Technical Specifications
ParameterValue
NSN5310-01-284-6391
Primary Part Number66071
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4530-00-327-1841 INTERCHANGEABLE
Nozzle,oil Burner,pressure Atomi
6240-01-373-762466071 INTERCHANGEABLE
Holder,lamp
Oriel Corp
5980-01-382-797966071 INTERCHANGEABLE
Coupler,optoelectronic
Teledyne Micropac, Inc.
5935-01-620-619266071 INTERCHANGEABLE
Adapter,connector
The Dal Electronics Company Dba Dalco Electronics
Cross-Reference Index
Part NumberManufacturer
66071 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
4530-00-327-1841INTERCHANGEABLE
NOZZLE,OIL BURNER,PRESSURE ATOMI
6240-01-373-7624INTERCHANGEABLE
HOLDER,LAMP
66071
5980-01-382-7979INTERCHANGEABLE
COUPLER,OPTOELECTRONIC
66071
5935-01-620-6192INTERCHANGEABLE
ADAPTER,CONNECTOR
66071

Frequently Asked Questions

What is NSN 5310-01-284-6391?

NSN 5310-01-284-6391 is a Washer,flat, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-284-6391?

NSN 5310-01-284-6391 has 1 cross-referenced part number: 66071 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 5310-01-284-6391?

There are 4 known substitutes for 5310-01-284-6391: 4530-00-327-1841, 6240-01-373-7624, 5980-01-382-7979 and 1 more. Verify interchangeability with system specifications before substitution.

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