PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21048Backer Set

Stone Construction Equipment, Inc. · NSN 3895-01-029-8570 · FSC 3895 · No Item Name Available
Verified by PartsTable
NSN 3895-01-029-8570 — this item is cataloged by the U.S. Government under National Stock Number 3895-01-029-8570. Primary manufacturer part number: 21048.
Features
  • Backer Set — FSC 3895
  • 1 verified cross-reference
  • Primary manufacturer: Stone Construction Equipment, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Backer Set, cataloged under National Stock Number 3895-01-029-8570, is classified within Federal Supply Class 3895 (No Item Name Available) of the Construction, Mining, Excavating Equipment group. The primary manufacturer of record is Stone Construction Equipment, Inc.. 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 NameBacker Set
FSC / FSG3895 — No Item Name Available (FSG 38)
ManufacturersStone Construction Equipment, Inc. (CAGE 33413)
Technical Specifications
ParameterValue
NSN3895-01-029-8570
Primary Part Number21048
Item NameBacker Set
FSC / FSG3895 / 38 — No Item Name Available
ManufacturerStone Construction Equipment, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5940-00-727-1327 INTERCHANGEABLE
Terminal,lug
4730-00-908-6292 INTERCHANGEABLE
Clamp,hose
3040-01-100-505921048 INTERCHANGEABLE
Connecting Link,rigid
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5315-01-114-893621048 INTERCHANGEABLE
Pin
Paccar Winch Inc Dba Paccar Winch Division
5310-01-240-079521048 INTERCHANGEABLE
Washer,lock
Dresser, Llc
4720-01-316-4660HA48Y INTERCHANGEABLE
Hose Assembly,nonmetallic
Ritchie Engineering Co Inc
5331-01-644-304221048 INTERCHANGEABLE
O-Ring
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
Cross-Reference Index
Part NumberManufacturer
21048 PRIMARY Stone Construction Equipment, Inc. (USA)
Related Parts
5940-00-727-1327INTERCHANGEABLE
TERMINAL,LUG
4730-00-908-6292INTERCHANGEABLE
CLAMP,HOSE
3040-01-100-5059INTERCHANGEABLE
CONNECTING LINK,RIGID
21048
5315-01-114-8936INTERCHANGEABLE
PIN
21048
5310-01-240-0795INTERCHANGEABLE
WASHER,LOCK
21048
4720-01-316-4660INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
HA48Y
5331-01-644-3042INTERCHANGEABLE
O-RING
21048

Frequently Asked Questions

What is NSN 3895-01-029-8570?

NSN 3895-01-029-8570 is a Backer Set, manufactured by Stone Construction Equipment, Inc., classified under FSC 3895 (No Item Name Available). Status: active.

What are the part numbers for NSN 3895-01-029-8570?

NSN 3895-01-029-8570 has 1 cross-referenced part number: 21048 (Stone Construction Equipment, Inc.).

What NSN replaces 3895-01-029-8570?

There are 7 known substitutes for 3895-01-029-8570: 5940-00-727-1327, 4730-00-908-6292, 3040-01-100-5059 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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