PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15561Lock Plunger Retainer

Remington Arms Company, Llc · NSN 1005-01-437-6651 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-437-6651 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-437-6651. Primary manufacturer part number: 15561.
Features
  • Lock Plunger Retainer — FSC 1005
  • 1 verified cross-reference
  • Primary manufacturer: Remington Arms Company, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lock Plunger Retainer, cataloged under National Stock Number 1005-01-437-6651, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Remington Arms Company, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-437-6651
Primary Part Number15561
Item NameLock Plunger Retainer
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerRemington Arms Company, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5910-00-161-8870155-0006-001 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Viking Technologies, Ltd.
5950-00-308-7930 INTERCHANGEABLE
Coil,radio Frequency
9540-00-554-9443 INTERCHANGEABLE
Beam,structural
5307-00-733-0692 INTERCHANGEABLE
Stud,shouldered and Stepped
9540-01-071-6547 INTERCHANGEABLE
Beam,structural
2990-01-338-245715-561 INTERCHANGEABLE
Pipe,exhaust
Big Rig Parts Distributors
6665-01-520-4632 INTERCHANGEABLE
Adapter,calibration
Cross-Reference Index
Part NumberManufacturer
15561 Remington Arms Company, Llc (USA)
Related Parts
5910-00-161-8870INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
155-0006-001
5950-00-308-7930INTERCHANGEABLE
COIL,RADIO FREQUENCY
9540-00-554-9443INTERCHANGEABLE
BEAM,STRUCTURAL
5307-00-733-0692INTERCHANGEABLE
STUD,SHOULDERED AND STEPPED
9540-01-071-6547INTERCHANGEABLE
BEAM,STRUCTURAL
2990-01-338-2457INTERCHANGEABLE
PIPE,EXHAUST
15-561
6665-01-520-4632INTERCHANGEABLE
ADAPTER,CALIBRATION

Frequently Asked Questions

What is NSN 1005-01-437-6651?

NSN 1005-01-437-6651 is a Lock Plunger Retainer, manufactured by Remington Arms Company, Llc, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-437-6651?

NSN 1005-01-437-6651 has 1 cross-referenced part number: 15561 (Remington Arms Company, Llc).

What NSN replaces 1005-01-437-6651?

There are 7 known substitutes for 1005-01-437-6651: 5910-00-161-8870, 5950-00-308-7930, 9540-00-554-9443 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15561?

Key specifications for 15561: Special Features: USED ON P/N 90915, GRIP, FOR STOCK BODY P/N 90918. 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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