PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4M281-2Shim

Anillo Industries Llc · NSN 5365-01-179-5996 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-179-5996 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-179-5996. Primary manufacturer part number: 4M281-2.
Features
  • Shim — FSC 5365
  • Overall Thickness: 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM IN
  • Material: STEEL COMP 302
  • Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE
  • Style Designator: CIRCULAR
  • Construction: ONE-PIECE
  • Aperture Diameter: 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Applications
  • Applications requiring Steel Comp 302 construction
General Description

The Shim, cataloged under National Stock Number 5365-01-179-5996, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Anillo Industries Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5365-01-179-5996
Primary Part Number4M281-2
Item NameShim
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerAnillo Industries Llc
StatusCANCELLED
Overall Thickness0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM IN
MaterialSTEEL COMP 302
Material Document and ClassificationMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE
Style DesignatorCIRCULAR
ConstructionONE-PIECE
Aperture Diameter0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Outside Diameter0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4730-00-287-1703SAE J513 8-8-8 010401B INTERCHANGEABLE
Tee,tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
4M281-2 PRIMARY Anillo Industries Llc (USA)
T281-2 Trico Manufacturing Inc. (USA)
5168MA Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA)
AS31484-2 Anillo Industries Llc (USA)
4M281-2 PRIMARY The Boeing Company Div Defense (USA)
5168MA Oak Crystal Inc (USA)
4M281-2 PRIMARY Trico Manufacturing Inc. (USA)
4M281-2 Moeller Manufacturing & Supply, Llc (USA)
Related Parts
4730-00-287-1703INTERCHANGEABLE
TEE,TUBE
SAE J513 8-8-8 010401B

Frequently Asked Questions

What is NSN 5365-01-179-5996?

NSN 5365-01-179-5996 is a Shim, manufactured by Anillo Industries Llc, classified under FSC 5365 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5365-01-179-5996?

NSN 5365-01-179-5996 has 8 cross-referenced part numbers: 4M281-2 (Anillo Industries Llc), T281-2 (Trico Manufacturing Inc.), 5168MA (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), AS31484-2 (Anillo Industries Llc), 4M281-2 (The Boeing Company Div Defense) and 3 more.

What NSN replaces 5365-01-179-5996?

There is 1 known substitute for 5365-01-179-5996: 4730-00-287-1703. Verify interchangeability with system specifications before substitution.

What are the specifications of 4M281-2?

Key specifications for 4M281-2: Overall Thickness: 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM IN; Material: STEEL COMP 302; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE; Style Designator: CIRCULAR. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5365-01-179-5996 still in active supply?

NSN 5365-01-179-5996 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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