PartsTable TECHNICAL DATA SHEET
NSN 2530-01-686-3937Government record, cited

Chamber, Air Brake2530-01-686-3937

NSN 2530-01-686-3937 · NIIN 016863937 · Part number 3925156C91
Nd Defense Llc · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 338X5
Government record, cited
NSN 2530-01-686-3937 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-686-3937. Manufacturer of record part number: 3925156C91.
Also searched as  2530-01-686-3937 · 2530016863937 · NIIN 016863937 · 01-686-3937 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 338X5 · 3925156C91
Nearby stock numbers  ·
Features
  • Chamber,air Brake — FSC 2530
  • 1 manufacturer part number on file
  • Manufacturer of record: Nd Defense Llc
Identification
  • NSN: 2530-01-686-3937
  • NIIN: 016863937
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 3925156C91
  • Manufacturer: Nd Defense Llc
General Description

The Chamber,air Brake, cataloged under National Stock Number 2530-01-686-3937, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Nd Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-01-686-3937
Primary Part Number3925156C91
Item NameChamber,air Brake
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerNd Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3925156C91 PRIMARY Nd Defense Llc (USA)
No interchangeability data on file.
Other items in FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-003-5229
2530-00-003-5229 · Item name not on file
2530-00-139-4058
PARTS KIT,HYDRAULIC BRAKE MASTER
2530-00-363-4183
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2530-00-478-5792
PARTS KIT,HYDRAULIC BRAKE MASTER
2530-00-496-2927
WHEEL ASSEMBLY,PNEUMATIC TIRE
2530-00-701-0656
PLATE SUPPORTING SP
2530-00-734-2546
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2530-01-171-5122
CYLINDER ASSEMBLY,HYDRAULIC BRAK

Frequently Asked Questions

What is NSN 2530-01-686-3937?

NSN 2530-01-686-3937 is a Chamber,air Brake, manufactured by Nd Defense Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-01-686-3937?

NSN 2530-01-686-3937 has 1 manufacturer part number on file: 3925156C91 (Nd Defense Llc).

What are the specifications of 3925156C91?

Key specifications for 3925156C91: Special Features: NEXT HIGHER ASSEMBLY MODEL NUMBER 5900I SBA 6X4, CHASSIS: HN478968; Part Name Assigned by Controlling Agency: CHAMBER BRAKE 3630 PISTON STY. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2530-01-686-3937 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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