PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BHMA-A156.2 F81 GRADE 2Lock Set,mortise

Builders Hardware Mfrs Assn Inc · NSN 5340-00-419-6568 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-419-6568 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-419-6568. Primary manufacturer part number: BHMA-A156.2 F81 GRADE 2.
Features
  • Lock Set,mortise — FSC 5340
  • Width: 1.000 INCHES NOMINAL IN
  • Bolt Type: REGULAR BEVEL
  • Thickness: 1.375 INCHES NOMINAL OVERALL IN
  • Face Shape: BEVELED
  • Features Provided: ROSE AND STRIKE AND SCREW
  • Locking Mechanism Type: PIN TUMBLER
  • Knob Quantity: 2
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Lock Set,mortise, cataloged under National Stock Number 5340-00-419-6568, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Builders Hardware Mfrs Assn Inc. Government technical data includes 13 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-419-6568
Primary Part NumberBHMA-A156.2 F81 GRADE 2
Item NameLock Set,mortise
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerBuilders Hardware Mfrs Assn Inc
StatusCANCELLED
Width1.000 INCHES NOMINAL IN
Bolt TypeREGULAR BEVEL
Thickness1.375 INCHES NOMINAL OVERALL IN
Face ShapeBEVELED
Features ProvidedROSE AND STRIKE AND SCREW
Locking Mechanism TypePIN TUMBLER
Knob Quantity2
Thickness2.375 INCHES NOMINAL BACKSET IN
Length2.250 INCHES NOMINAL IN
Nondefinitive Spec/std Data160A TYPE A
Operation MethodINSIDE TURN KNOB AND OUTSIDE KEY AND OUTSIDE TURN KNOB LATCH BOLT
Knob ShapeROUND
Design TypeDEAD BOLT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-00-003-9226BHMA-A156.2 F88 GRADE 1 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-00-157-7595BHMA-A156.2 F76A GRADE 2 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-00-413-5267 INTERCHANGEABLE
Lock Set,mortise
5340-00-413-6527BHMA-A156.2 F81 GRADE 1 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-00-680-8788BHMA-A156.2 F75 GRADE 1 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-00-847-2605BHMA-A156.2 F82A GRADE 1 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-00-963-8310BHMA-A156.2 F82A GRADE 2 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-01-019-2978BHMA-A156.2 F80 GRADE 1 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-01-038-2708BHMA-A156.2 F82B GRADE 3 INTERCHANGEABLE
Lock Set,mortise
Builders Hardware Mfrs Assn Inc
5340-01-110-2043ANSI A156.2 F82 GRD 1 INTERCHANGEABLE
Lock Set,mortise
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
ANSI A156.2 F81 GRADE 2 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
BHMA-A156.2 F81 GRADE 2 PRIMARY Builders Hardware Mfrs Assn Inc (USA)
400T Emhart Industries Inc Kwikset Div (USA)
A520DLC26D Falcon Lock Div of Ni Industries Inc (USA)
53K7AB4CSTK605 Stanley Security Solutions, Inc Dba Best Lock (USA)
836-462 Emhart Industries Inc Corbin Cabinet Lock Hardware Div (USA)
BHMA-A156.2 Builders Hardware Mfrs Assn Inc (USA)
A520US26D Falcon Lock Div of Ni Industries Inc (USA)
Related Parts
5340-00-003-9226INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F88 GRADE 1
5340-00-157-7595INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F76A GRADE 2
5340-00-413-5267INTERCHANGEABLE
LOCK SET,MORTISE
5340-00-413-6527INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F81 GRADE 1
5340-00-680-8788INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F75 GRADE 1
5340-00-847-2605INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F82A GRADE 1
5340-00-963-8310INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F82A GRADE 2
5340-01-019-2978INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F80 GRADE 1
5340-01-038-2708INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F82B GRADE 3
5340-01-110-2043INTERCHANGEABLE
LOCK SET,MORTISE
ANSI A156.2 F82 GRD 1
5340-01-197-9212INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F75 GRADE 2 FIN 605
5340-01-237-7519INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F92 GRADE 1

Frequently Asked Questions

What is NSN 5340-00-419-6568?

NSN 5340-00-419-6568 is a Lock Set,mortise, manufactured by Builders Hardware Mfrs Assn Inc, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-419-6568?

NSN 5340-00-419-6568 has 8 cross-referenced part numbers: ANSI A156.2 F81 GRADE 2 (American National Standards Institute Incorporated Dba American National Standards Institute), BHMA-A156.2 F81 GRADE 2 (Builders Hardware Mfrs Assn Inc), 400T (Emhart Industries Inc Kwikset Div), A520DLC26D (Falcon Lock Div of Ni Industries Inc), 53K7AB4CSTK605 (Stanley Security Solutions, Inc Dba Best Lock) and 3 more.

What NSN replaces 5340-00-419-6568?

There are 12 known substitutes for 5340-00-419-6568: 5340-00-003-9226, 5340-00-157-7595, 5340-00-413-5267 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BHMA-A156.2 F81 GRADE 2?

Key specifications for BHMA-A156.2 F81 GRADE 2: Width: 1.000 INCHES NOMINAL IN; Bolt Type: REGULAR BEVEL; Thickness: 1.375 INCHES NOMINAL OVERALL IN; Face Shape: BEVELED. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-419-6568 still in active supply?

NSN 5340-00-419-6568 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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