PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BHMA-A156.2 F81 GRADE 1Lock Set,mortise

Builders Hardware Mfrs Assn Inc · NSN 5340-00-413-6527 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-413-6527 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-413-6527. Primary manufacturer part number: BHMA-A156.2 F81 GRADE 1.
Features
  • Lock Set,mortise — FSC 5340
  • Nondefinitive Spec/std Data: 161A-4 TYPE A
  • Locking Mechanism Type: PIN TUMBLER
  • Knob Quantity: 2
  • Design Type: LATCH BOLT
  • Thickness: 2.750 INCHES NOMINAL BACKSET IN
  • Bolt Type: REGULAR BEVEL
  • Length: 2.250 INCHES NOMINAL IN
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Lock Set,mortise, cataloged under National Stock Number 5340-00-413-6527, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 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
NSN5340-00-413-6527
Primary Part NumberBHMA-A156.2 F81 GRADE 1
Item NameLock Set,mortise
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerBuilders Hardware Mfrs Assn Inc
StatusCANCELLED
Nondefinitive Spec/std Data161A-4 TYPE A
Locking Mechanism TypePIN TUMBLER
Knob Quantity2
Design TypeLATCH BOLT
Thickness2.750 INCHES NOMINAL BACKSET IN
Bolt TypeREGULAR BEVEL
Length2.250 INCHES NOMINAL IN
Width1.125 INCHES NOMINAL IN
Operation MethodOUTSIDE KEY AND INSIDE TURN KNOB AND OUTSIDE TURN KNOB LATCH BOLT
Face ShapeBEVELED
Features ProvidedROSE AND STRIKE AND SCREW
Knob ShapeROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-00-001-9727
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
Lock Set,rim
Lock Set,mortise
Lock Set,mortise
5340-00-924-1738A100T3 SUCCESSOR
Latch Set,mortise
Ni Industries Inc Weiser Lock Div
Lock Set,mortise
Lock Set,mortise
Lock Set,mortise
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
5340-00-281-2194 INTERCHANGEABLE
Lock Set,mortise
Cross-Reference Index
Part NumberManufacturer
FFH106 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
D51PD26D Schlage Lock Co (USA)
ANSI A156.2 F81 GRADE 1 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
BHMA-A156.2 F81 GRADE 1 PRIMARY Builders Hardware Mfrs Assn Inc (USA)
BHMA-A156.2 Builders Hardware Mfrs Assn Inc (USA)
E532DL Falcon Lock Div of Ni Industries Inc (USA)
D151PD Schlage Lock Co (USA)
D51PDN0V0-28 Schlage Lock Co (USA)
Related Parts
SUCCESSOR 5340-00-001-9727 Lock Set,rim
5340-00-413-0399SUCCESSOR
LOCK SET,MORTISE
5340-00-725-3581SUCCESSOR
LOCK SET,MORTISE
5340-00-924-1738SUCCESSOR
LATCH SET,MORTISE
A100T3
5340-01-011-7299SUCCESSOR
LOCK SET,MORTISE
5340-01-081-5686SUCCESSOR
LOCK SET,MORTISE
5340-01-390-3723SUCCESSOR
LOCK SET,MORTISE
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
5340-00-281-2194INTERCHANGEABLE
LOCK SET,MORTISE
5340-00-413-5267INTERCHANGEABLE
LOCK SET,MORTISE
5340-00-419-6568INTERCHANGEABLE
LOCK SET,MORTISE
BHMA-A156.2 F81 GRADE 2

Frequently Asked Questions

What is NSN 5340-00-413-6527?

NSN 5340-00-413-6527 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 5340-00-413-6527?

NSN 5340-00-413-6527 has 8 cross-referenced part numbers: FFH106 (Federal Specifications Promulgated by General Services Administration Washington DC), D51PD26D (Schlage Lock Co), ANSI A156.2 F81 GRADE 1 (American National Standards Institute Incorporated Dba American National Standards Institute), BHMA-A156.2 F81 GRADE 1 (Builders Hardware Mfrs Assn Inc), BHMA-A156.2 (Builders Hardware Mfrs Assn Inc) and 3 more.

What NSN replaces 5340-00-413-6527?

There are 12 known substitutes for 5340-00-413-6527: 5340-00-001-9727, 5340-00-413-0399, 5340-00-725-3581 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BHMA-A156.2 F81 GRADE 1?

Key specifications for BHMA-A156.2 F81 GRADE 1: Nondefinitive Spec/std Data: 161A-4 TYPE A; Locking Mechanism Type: PIN TUMBLER; Knob Quantity: 2; Design Type: LATCH BOLT. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-413-6527 still in active supply?

NSN 5340-00-413-6527 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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