PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

508-18Insulator,washer

Cummins Power Generation Inc. · NSN 5970-00-358-8112 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-358-8112 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-358-8112. Primary manufacturer part number: 508-18.
Features
  • Insulator,washer — FSC 5970
  • Material Type: NATURAL AND UNBLEACHED AND PRESSBOARD WOOD PULP PAPER COMPOSITION FIVE
  • Style Designator: ROUND, FLAT
  • Material Type: NATURAL AND UNBLEACHED AND SULFATE PAPER WOOD PULP PAPER COMPOSITION ONE
  • Material Type: NATURAL AND UNBLEACHED AND PRESS PAPER WOOD PULP PAPER COMPOSITION THREE
  • Material Form: FILM OR TAPE PLASTIC POLYIMIDE
  • Material Form: CLOTH OVERALL
  • Material Type: NATURAL AND UNBLEACHED AND KRAFT PAPER WOOD PULP PAPER COMPOSITION FOUR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Glass-Ceramic or Mica or Cotton or Ceramic or Silk or Fiberglass or Glass or Plastic Polyvinyl Chloride (pvc) or Plastic Polyimide or Plastic Phenol Formaldehyde (pmo) or Pulp, Paper Wood or Plastic Polyurethane Resin or Plastic Polyester and Rubber Polymethylene-Perfluoroalkylene Class Fkm or Rubber or Resin Unsaturated Polyester (upr) or Thermoplastic Polyurethane or Organic Varnish Overall construction
General Description

The Insulator,washer, cataloged under National Stock Number 5970-00-358-8112, 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 Cummins Power Generation Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5970-00-358-8112
Primary Part Number508-18
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusCANCELLED
Material TypeNATURAL AND UNBLEACHED AND PRESSBOARD WOOD PULP PAPER COMPOSITION FIVE
Style DesignatorROUND, FLAT
Material TypeNATURAL AND UNBLEACHED AND SULFATE PAPER WOOD PULP PAPER COMPOSITION ONE
Material TypeNATURAL AND UNBLEACHED AND PRESS PAPER WOOD PULP PAPER COMPOSITION THREE
Material FormFILM OR TAPE PLASTIC POLYIMIDE
Material FormCLOTH OVERALL
Material TypeNATURAL AND UNBLEACHED AND KRAFT PAPER WOOD PULP PAPER COMPOSITION FOUR
Material TypeNATURAL AND UNBLEACHED AND ELEPHANTIDE WOOD PULP PAPER COMPOSITION TWO
Inside Diameter0.283 INCHES NOMINAL IN
MaterialGLASS-CERAMIC OR MICA OR COTTON OR CERAMIC OR SILK OR FIBERGLASS OR GLASS OR PLASTIC POLYVINYL CHLORIDE (PVC) OR PLASTIC POLYIMIDE OR PLASTIC PHENOL FORMALDEHYDE (PMO) OR PULP, PAPER WOOD OR PLASTIC POLYURETHANE RESIN OR PLASTIC POLYESTER AND RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OR RUBBER OR RESIN UNSATURATED POLYESTER (UPR) OR THERMOPLASTIC POLYURETHANE OR ORGANIC VARNISH OVERALL
Outside Diameter0.747 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-637-257647200 INTERCHANGEABLE
Valve,safety Relief
Stewart-Warner Corporation
2510-00-845-866312697 INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
4940-01-117-907331505 INTERCHANGEABLE
Belt Kit
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
3950-01-147-156750818 INTERCHANGEABLE
Winch,drum,power Operated
DP Manufacturing Inc.
2590-01-158-85763139 INTERCHANGEABLE
Carrier,winch
DP Manufacturing Inc.
3040-01-158-878911202 INTERCHANGEABLE
Plate,retaining,shaft
DP Mfg Inc
3040-01-159-867411367 INTERCHANGEABLE
Shaft,shouldered
DP Manufacturing Inc.
3040-01-159-867511368 INTERCHANGEABLE
Shaft,shouldered
DP Manufacturing Inc.
3040-01-159-867611155 INTERCHANGEABLE
Shaft,shouldered
DP Manufacturing Inc.
3020-01-160-357610998 INTERCHANGEABLE
Gear,spur
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
06900405 W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA)
8W41001F Cummins Power Generation Inc. (USA)
508-18 PRIMARY Cummins Power Generation Inc. (USA)
Related Parts
4820-00-637-2576INTERCHANGEABLE
VALVE,SAFETY RELIEF
47200
2510-00-845-8663INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
12697
4940-01-117-9073INTERCHANGEABLE
BELT KIT
31505
3950-01-147-1567INTERCHANGEABLE
WINCH,DRUM,POWER OPERATED
50818
2590-01-158-8576INTERCHANGEABLE
CARRIER,WINCH
3139
3040-01-158-8789INTERCHANGEABLE
PLATE,RETAINING,SHAFT
11202
3040-01-159-8674INTERCHANGEABLE
SHAFT,SHOULDERED
11367
3040-01-159-8675INTERCHANGEABLE
SHAFT,SHOULDERED
11368
3040-01-159-8676INTERCHANGEABLE
SHAFT,SHOULDERED
11155
3020-01-160-3576INTERCHANGEABLE
GEAR,SPUR
10998
3020-01-160-3577INTERCHANGEABLE
GEAR,SPUR
10999
4730-01-160-8201INTERCHANGEABLE
SWIVEL JOINT,PIPE
76503

Frequently Asked Questions

What is NSN 5970-00-358-8112?

NSN 5970-00-358-8112 is a Insulator,washer, manufactured by Cummins Power Generation Inc., classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-358-8112?

NSN 5970-00-358-8112 has 3 cross-referenced part numbers: 06900405 (W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center), 8W41001F (Cummins Power Generation Inc.), 508-18 (Cummins Power Generation Inc.).

What NSN replaces 5970-00-358-8112?

There are 12 known substitutes for 5970-00-358-8112: 4820-00-637-2576, 2510-00-845-8663, 4940-01-117-9073 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 508-18?

Key specifications for 508-18: Material Type: NATURAL AND UNBLEACHED AND PRESSBOARD WOOD PULP PAPER COMPOSITION FIVE; Style Designator: ROUND, FLAT; Material Type: NATURAL AND UNBLEACHED AND SULFATE PAPER WOOD PULP PAPER COMPOSITION ONE; Overall Height: 0.063 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-358-8112 still in active supply?

NSN 5970-00-358-8112 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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