PartsTable TECHNICAL DATA SHEET
NSN 3040-01-313-4638Government record, cited

Wear Ring, Piston Rod, Cylinder As3040-01-313-4638

NSN 3040-01-313-4638 · NIIN 013134638 · Part number 3938-052003
Jarp Industries, Inc. Dba Jarp Industries Inc · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 63899
Government record, cited
NSN 3040-01-313-4638 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-313-4638. Manufacturer of record part number: 3938-052003.
Also searched as  3040-01-313-4638 · 3040013134638 · NIIN 013134638 · 01-313-4638 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 63899 · 3938-052003 · 4110-112015 ITEM 54
Nearby stock numbers  ·
Features
  • Wear Ring,piston Rod,cylinder As — FSC 3040
  • General Characteristics Item Description: FELT; 3.000 IN. ID,3.250 IN. OD,1.000 IN. W; BUTT CUT IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Jarp Industries, Inc. Dba Jarp Industries Inc
Identification
  • NSN: 3040-01-313-4638
  • NIIN: 013134638
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 3938-052003
  • Manufacturer: Jarp Industries, Inc. Dba Jarp Industries Inc
General Description

The Wear Ring,piston Rod,cylinder As, cataloged under National Stock Number 3040-01-313-4638, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Jarp Industries, Inc. Dba Jarp Industries Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-313-4638
Primary Part Number3938-052003
Item NameWear Ring,piston Rod,cylinder As
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerJarp Industries, Inc. Dba Jarp Industries Inc
StatusACTIVE
General Characteristics Item DescriptionFELT; 3.000 IN. ID,3.250 IN. OD,1.000 IN. W; BUTT CUT IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3938-052003 PRIMARY Jarp Industries, Inc. Dba Jarp Industries Inc (USA)
4110-112015 ITEM 54 Jarp Industries, Inc. Dba Jarp Industries Inc (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-313-4638?

NSN 3040-01-313-4638 is a Wear Ring,piston Rod,cylinder As, manufactured by Jarp Industries, Inc. Dba Jarp Industries Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-313-4638?

NSN 3040-01-313-4638 has 2 manufacturer part numbers on file: 3938-052003 (Jarp Industries, Inc. Dba Jarp Industries Inc), 4110-112015 ITEM 54 (Jarp Industries, Inc. Dba Jarp Industries Inc).

What are the specifications of 3938-052003?

Key specifications for 3938-052003: General Characteristics Item Description: FELT; 3.000 IN. ID,3.250 IN. OD,1.000 IN. W; BUTT CUT IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 3040-01-313-4638 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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