Guide to ANSI Codes

ANSI/BHMA Standard A156.13: Mortise Locks & Latches (Series 1000)

Product Grade Remarks
7800 Line 1  
8200 Line 1  
9200 Line   See Note 1
M9200 Line   See Note 1

Note 1: While the 7800 and 8200 mortise lock lines meet the ANSI/BHMA standard A156.13 for both the operational Grade 1 and security Grade 1, this standard is meant for public and commercial needs. The 9200 and M9200 Lines are meant for doors where a much higher degree of security is required.

9200 Institutional Mortise Lockset with a Standard or a High Security Key Cylinder

The 9200 High Security Mortise Lockset is designed for use on those openings subject to expected extreme abuse, vandalism and malicious impact.

M9200 Institutional Mortise Lockset with Mogul Cylinder

The M9200 Institutional Mortise Lockset is designed for use in detention facilities, holding areas and psychiatric facilities.

Testing Criteria

Listed below are only some of the tests and criteria covered in this standard. For simplification, all tests and details of tests are not elaborated on. For exact and complete details of tests, etc. refer to the complete ANSI/BHMA standard.

1. Cycle test

One cycle consists of the knob or lever handle to be turned to completely retract the latch bolt allowing the test door to be opened. The knob or lever handle is then released allowing the test door to relatch. The turning direction of the knob is alternated every 100,000 cycles.

Performance tests are conducted for compliance at various intervals during and at the end of the cycle test.

Grade Cycles
Grade 1 1,000,000 cycles
Grade 2 800,000 cycles
Grade 3 800,000 cycles

2. Latchbolt projection

Grade Projection
Grade 1 3/4 inch
Grade 2 1/2 inch
Grade 3 1/2 inch

3. Deadbolt projection

Grade Projection
Grade 1 1 inch
Grade 2 5/8 inch
Grade 3 5/8 inch

4. Knob or Lever torque to retract latchbolt or latchbolt and deadbolt

  Grade Torque
By Knob all grades 9 inch pounds
By lever all grades 28 inch pounds

5. Torque to retract deadbolt or deadbolt and latchbolt by turn

Grade Torque
All grades - 9 inch pounds

6. Torque to retract deadbolt or deadbolt and latchbolt by key

Grade Torque
All grades 9 inch pounds

7. Force to latch door

Grade Force
All grades 4.5 pounds

8. Knob or lever impact test

Grade Force Blows
Grade 1 75 foot pounds 10 blows
Grade 2 75 foot pounds 5 blows
Grade 3 75 foot pounds 2 blows

9. Deadbolt or latchbolt or deadbolt and latchbolt impact test

Grade Force Blows
Grade 1 60 foot pounds 2 blows
90 foot pounds 2 blows
120 foot pounds 2 blows
150 foot pounds 2 blows
Grade Force Blows
Grade 2 60 foot pounds 2 blows
90 foot pounds 2 blows
120 foot pounds 2 blows
Grade Force Blows
Grade 3 60 foot pounds 2 blows
90 foot pounds 2 blows

10. Bolt end pressure test

Bolt Grade Pressure
Latchbolt (guarded) all grades 360 pounds
Deadbolt all grades 600 pounds

11. Deadbolt sawing resistance

Grade Time
All grades 5 minutes

Note: Key Cylinders
All keyed cylinders used in these locks shall be of the pin tumbler type and shall have five or more pin tumbler cavities. The keyways shall have longitudinal ribs. Modification of these requirements to provide greater security are permitted.

Refer to ANSI/BHMA Standard A156.5 for other key cylinder requirements.

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