PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ABS RULESBeam,structural

American Bureau of Shipping · NSN 9520-01-240-1951 · FSC 9520 · No Item Name Available
Verified by PartsTable
NSN 9520-01-240-1951 — this item is cataloged by the U.S. Government under National Stock Number 9520-01-240-1951. Primary manufacturer part number: ABS RULES.
Features
  • Beam,structural — FSC 9520
  • Basic Shape Style: I SHAPE
  • Right Bottom Inside Angle: 90.0 DEGREES NOMINAL
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Right Side Bottom Flange Thickness: 0.500 INCHES NOMINAL IN
  • Material: STEEL
  • Fourth Tip Relationship to Preceding Tips: IDENTICAL W/FIRST TIP
  • Right Side Top Flange Thickness: 0.500 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Beam,structural, cataloged under National Stock Number 9520-01-240-1951, is classified within Federal Supply Class 9520 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is American Bureau of Shipping. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9520-01-240-1951
Primary Part NumberABS RULES
Item NameBeam,structural
FSC / FSG9520 / 95 — No Item Name Available
ManufacturerAmerican Bureau of Shipping
StatusACTIVE
Basic Shape StyleI SHAPE
Right Bottom Inside Angle90.0 DEGREES NOMINAL
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Right Side Bottom Flange Thickness0.500 INCHES NOMINAL IN
MaterialSTEEL
Fourth Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Right Side Top Flange Thickness0.500 INCHES NOMINAL IN
Web Flange Thickness0.3125 INCHES NOMINAL IN
Right Side Bottom Flange Distance to Center of Both Flanges2.875 INCHES NOMINAL IN
Left Side Bottom Flange Thickness0.500 INCHES NOMINAL IN
Fabrication MethodHOT ROLLED
Weight Per Unit Measure30.000 POUNDS PER LINEAR FOOT LBS
Third Tip Relationship to Preceding TipsIDENTICAL W/FIRST TIP
Nondefinitive Spec/std DataAH36 GRADE
Material Document and ClassificationABS RULES, GRADE AH36 ASSN STD SINGLE MATERIAL RESPONSE
Left Side Top Flange Thickness0.500 INCHES NOMINAL IN
First Tip StyleSQUARE END
Second Tip Relationship to First TipIDENTICAL
Right Side Top Flange Distance to Center of Both Flanges2.875 INCHES NOMINAL IN
Left Top Inside Angle90.0 DEGREES NOMINAL
Top Flange Width5.750 INCHES NOMINAL IN
Left Bottom Inside Angle90.0 DEGREES NOMINAL
Bottom Flange Width5.750 INCHES NOMINAL IN
Left Side Top Flange Distance to Center of Both Flanges2.875 INCHES NOMINAL IN
Right Top Inside Angle90.0 DEGREES NOMINAL
Left Side Bottom Flange Distance to Center of Both Flanges2.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
9520-01-272-4899 INTERCHANGEABLE
Angle,structural
9510-01-491-6690 INTERCHANGEABLE
Bar,metal
Cross-Reference Index
Part NumberManufacturer
ABS RULES American Bureau of Shipping (USA)
MILS22698 10.5H X5.75W X 30LBS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILS22698 GR-AH 36 Zf Industrieantriebe Witten Gmbh (DEU)
MIL-S-22698 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
9520-01-272-4899INTERCHANGEABLE
ANGLE,STRUCTURAL
9510-01-491-6690INTERCHANGEABLE
BAR,METAL

Frequently Asked Questions

What is NSN 9520-01-240-1951?

NSN 9520-01-240-1951 is a Beam,structural, manufactured by American Bureau of Shipping, classified under FSC 9520 (No Item Name Available). Status: active.

What are the part numbers for NSN 9520-01-240-1951?

NSN 9520-01-240-1951 has 4 cross-referenced part numbers: ABS RULES (American Bureau of Shipping), MILS22698 10.5H X5.75W X 30LBS (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILS22698 GR-AH 36 (Zf Industrieantriebe Witten Gmbh), MIL-S-22698 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 9520-01-240-1951?

There are 2 known substitutes for 9520-01-240-1951: 9520-01-272-4899, 9510-01-491-6690. Verify interchangeability with system specifications before substitution.

What are the specifications of ABS RULES?

Key specifications for ABS RULES: Basic Shape Style: I SHAPE; Right Bottom Inside Angle: 90.0 DEGREES NOMINAL; Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Right Side Bottom Flange Thickness: 0.500 INCHES NOMINAL IN. 27 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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