PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1128Washer,lock

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5310-01-160-4553 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-160-4553 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-160-4553. Primary manufacturer part number: 1128.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.031 INCHES NOMINAL IN
  • Outside Diameter: 0.281 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: FLAT INTERNAL TEETH
  • Hole Diameter: 0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
  • 6 verified cross-references
  • Primary manufacturer: Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-160-4553, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-160-4553
Primary Part Number1128
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusCANCELLED
Material Thickness0.031 INCHES NOMINAL IN
Outside Diameter0.281 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorFLAT INTERNAL TEETH
Hole Diameter0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5940-00-280-1712 INTERCHANGEABLE
Terminal,stud
4931-00-518-13877907734 INTERCHANGEABLE
Bath,calibration
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
1128 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
5310PL0775498 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1128 Dialight Corporation (USA)
07-7171 Zf Industrieantriebe Witten Gmbh (DEU)
1128C Dialight Corporation (USA)
T950-0006 Raven Electronics Corp (USA)
Related Parts
5940-00-280-1712INTERCHANGEABLE
TERMINAL,STUD
4931-00-518-1387INTERCHANGEABLE
BATH,CALIBRATION
7907734

Frequently Asked Questions

What is NSN 5310-01-160-4553?

NSN 5310-01-160-4553 is a Washer,lock, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-160-4553?

NSN 5310-01-160-4553 has 6 cross-referenced part numbers: 1128 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 5310PL0775498 (Jednolity Indeks Materialowy - Uniform Material Index), 1128 (Dialight Corporation), 07-7171 (Zf Industrieantriebe Witten Gmbh), 1128C (Dialight Corporation) and 1 more.

What NSN replaces 5310-01-160-4553?

There are 2 known substitutes for 5310-01-160-4553: 5940-00-280-1712, 4931-00-518-1387. Verify interchangeability with system specifications before substitution.

What are the specifications of 1128?

Key specifications for 1128: Material Thickness: 0.031 INCHES NOMINAL IN; Outside Diameter: 0.281 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: FLAT INTERNAL TEETH. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-160-4553 still in active supply?

NSN 5310-01-160-4553 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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