PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1721-2Lock,special

Adams Rite Aerospace, Inc · NSN 5340-00-313-6877 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-313-6877 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-313-6877. Primary manufacturer part number: 1721-2.
Features
  • Lock,special — FSC 5340
  • General Characteristics Item Description: STEEL SHAFT 4130 FSCM 80477 CADMIUM PLATED QQ-P-416 TY 1 CL 2,ALUMINUM HOUSING QQ-A-601 COMP 3 T6 ANODIZED MIL-P-8625 TY @2,8.783 IN. LG,4.125 IN. W,4.660 IN. DEEP,RIGHT HAND IN
  • 1 verified cross-reference
  • Primary manufacturer: Adams Rite Aerospace, Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Lock,special, cataloged under National Stock Number 5340-00-313-6877, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Adams Rite Aerospace, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-00-313-6877
Primary Part Number1721-2
Item NameLock,special
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAdams Rite Aerospace, Inc
StatusACTIVE
General Characteristics Item DescriptionSTEEL SHAFT 4130 FSCM 80477 CADMIUM PLATED QQ-P-416 TY 1 CL 2,ALUMINUM HOUSING QQ-A-601 COMP 3 T6 ANODIZED MIL-P-8625 TY @2,8.783 IN. LG,4.125 IN. W,4.660 IN. DEEP,RIGHT HAND IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
Plug,protective,dust and Moistur
5930-00-056-7626172-1-2 INTERCHANGEABLE
Switch,push
Korry Electronics Co
5315-00-166-6431172-12 INTERCHANGEABLE
Pin,straight,headed
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5342-00-298-9481 INTERCHANGEABLE
Mount,resilient,weapon System
5950-01-024-1937905510-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5841-01-099-876317212 INTERCHANGEABLE
Circuit,hybrid Prea
Astronautics Corporation of America
2540-01-116-35751-7-21-2 INTERCHANGEABLE
Heater,vehicular,compartment
Celtech Corporation Div Use CAGE 65552 for All Orders
5355-01-242-185717212 INTERCHANGEABLE
Knob
G.s. Blodgett, Llc Div Blodgett
5945-01-260-7227172-12 INTERCHANGEABLE
Relay,electromagnetic
Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
5310-01-400-2173SKB-714 ITEM X180 INTERCHANGEABLE
Washer,flat
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
1721-2 PRIMARY Adams Rite Aerospace, Inc (USA)
Related Parts
5340-01-571-5197SUCCESSOR
PLUG,PROTECTIVE,DUST AND MOISTUR
5930-00-056-7626INTERCHANGEABLE
SWITCH,PUSH
172-1-2
5315-00-166-6431INTERCHANGEABLE
PIN,STRAIGHT,HEADED
172-12
5342-00-298-9481INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5950-01-024-1937INTERCHANGEABLE
TRANSFORMER,POWER
905510-1
5841-01-099-8763INTERCHANGEABLE
CIRCUIT,HYBRID PREA
17212
2540-01-116-3575INTERCHANGEABLE
HEATER,VEHICULAR,COMPARTMENT
1-7-21-2
5355-01-242-1857INTERCHANGEABLE
KNOB
17212
5945-01-260-7227INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
172-12
5310-01-400-2173INTERCHANGEABLE
WASHER,FLAT
SKB-714 ITEM X180
5360-01-414-9677INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
17212
4730-01-538-1058INTERCHANGEABLE
CLAMP,HOSE
17212

Frequently Asked Questions

What is NSN 5340-00-313-6877?

NSN 5340-00-313-6877 is a Lock,special, manufactured by Adams Rite Aerospace, Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-313-6877?

NSN 5340-00-313-6877 has 1 cross-referenced part number: 1721-2 (Adams Rite Aerospace, Inc).

What NSN replaces 5340-00-313-6877?

There are 12 known substitutes for 5340-00-313-6877: 5340-01-571-5197, 5930-00-056-7626, 5315-00-166-6431 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1721-2?

Key specifications for 1721-2: General Characteristics Item Description: STEEL SHAFT 4130 FSCM 80477 CADMIUM PLATED QQ-P-416 TY 1 CL 2,ALUMINUM HOUSING QQ-A-601 COMP 3 T6 ANODIZED MIL-P-8625 TY @2,8.783 IN. LG,4.125 IN. W,4.660 IN. DEEP,RIGHT HAND IN. 1 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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