PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3348Insulator,washer

Keystone Electronics Corp · NSN 5970-01-148-4599 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-148-4599 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-148-4599. Primary manufacturer part number: 3348.
Features
  • Insulator,washer — FSC 5970
  • Style Designator: ROUND, FLAT
  • Inside Diameter: 0.120 INCHES NOMINAL IN
  • Outside Diameter: 0.250 INCHES NOMINAL IN
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Keystone Electronics Corp
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-01-148-4599, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-148-4599
Primary Part Number3348
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Style DesignatorROUND, FLAT
Inside Diameter0.120 INCHES NOMINAL IN
Outside Diameter0.250 INCHES NOMINAL IN
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2910-00-099-5467201-13117 INTERCHANGEABLE
Filter Element,fluid
Lister Petter Ltd
5985-00-144-2176609 INTERCHANGEABLE
Adapter,waveguide
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
6220-00-190-64104915125 INTERCHANGEABLE
Light,dome
Kalmar AC Inc
6810-00-227-0407 INTERCHANGEABLE
Pyridine
9320-00-232-2435 INTERCHANGEABLE
Rubber Sheet,cellular
5930-00-338-89875-57325-214 INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
7240-00-360-00943-3-48 INTERCHANGEABLE
Adapter Kit,gravity Feed,militar
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
6115-00-570-539610028 INTERCHANGEABLE
Coupler,exciter
Libby Power Systems, Llc
4730-00-796-88838760436-10 INTERCHANGEABLE
Strainer,sediment
Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force
5950-01-034-81343348 INTERCHANGEABLE
Transformer,power
Elnetic Electronics Inc
Cross-Reference Index
Part NumberManufacturer
3348 Keystone Electronics Corp (USA)
355-150-5120-04 Moog Inc. Dba Moog Components Group (USA)
5061N120 Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA)
355-150-5120-04 Moog Inc. (USA)
Related Parts
2910-00-099-5467INTERCHANGEABLE
FILTER ELEMENT,FLUID
201-13117
5985-00-144-2176INTERCHANGEABLE
ADAPTER,WAVEGUIDE
609
6220-00-190-6410INTERCHANGEABLE
LIGHT,DOME
4915125
6810-00-227-0407INTERCHANGEABLE
PYRIDINE
9320-00-232-2435INTERCHANGEABLE
RUBBER SHEET,CELLULAR
5930-00-338-8987INTERCHANGEABLE
SWITCH,ROTARY
5-57325-214
7240-00-360-0094INTERCHANGEABLE
ADAPTER KIT,GRAVITY FEED,MILITAR
3-3-48
6115-00-570-5396INTERCHANGEABLE
COUPLER,EXCITER
10028
4730-00-796-8883INTERCHANGEABLE
STRAINER,SEDIMENT
8760436-10
5950-01-034-8134INTERCHANGEABLE
TRANSFORMER,POWER
3348
4240-01-263-9347INTERCHANGEABLE
PAD,BACK,BREATHING APPARATUS
4820-01-501-3986INTERCHANGEABLE
VALVE,RELIEF,MANUAL
3348

Frequently Asked Questions

What is NSN 5970-01-148-4599?

NSN 5970-01-148-4599 is a Insulator,washer, manufactured by Keystone Electronics Corp, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-148-4599?

NSN 5970-01-148-4599 has 4 cross-referenced part numbers: 3348 (Keystone Electronics Corp), 355-150-5120-04 (Moog Inc. Dba Moog Components Group), 5061N120 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc), 355-150-5120-04 (Moog Inc.).

What NSN replaces 5970-01-148-4599?

There are 12 known substitutes for 5970-01-148-4599: 2910-00-099-5467, 5985-00-144-2176, 6220-00-190-6410 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3348?

Key specifications for 3348: Overall Height: 0.032 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Inside Diameter: 0.120 INCHES NOMINAL IN; Outside Diameter: 0.250 INCHES NOMINAL IN. 5 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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