PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8448603Receiver,upper

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 1005-00-017-9550 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-00-017-9550 — this item is cataloged by the U.S. Government under National Stock Number 1005-00-017-9550. Primary manufacturer part number: 8448603.
Features
  • Receiver,upper — FSC 1005
  • 2 verified cross-references
  • Primary manufacturer: Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Receiver,upper, cataloged under National Stock Number 1005-00-017-9550, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameReceiver,upper
FSC / FSG1005 — No Item Name Available (FSG 10)
ManufacturersColt's Manufacturing Company, Llc (CAGE 13629); Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (CAGE 19200)
Technical Specifications
ParameterValue
NSN1005-00-017-9550
Primary Part Number8448603
Item NameReceiver,upper
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-202-435624436 INTERCHANGEABLE
Washer,flat
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5331-00-364-94346230-6 INTERCHANGEABLE
O-Ring
Leslie Controls, Inc. Dba Leslie Controls Inc
5996-00-479-1753TW-62306 INTERCHANGEABLE
Amplifier,magnetic
Magnetika
5331-00-807-8993MS28775-228 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
3110-01-200-116162306 INTERCHANGEABLE
Bearing,ball,annular
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
4820-01-248-2378A62306 INTERCHANGEABLE
Rod End,operator VA
Leslie Controls, Inc. Dba Leslie Controls Inc
5330-01-318-346262306 INTERCHANGEABLE
Packing,preformed
Sicard a Division of Smi-Snowblast Inc Dba Sicard
6210-01-380-1281ZA2-BV07 INTERCHANGEABLE
Lens,light
Schneider Electric Usa, Inc.
Cross-Reference Index
Part NumberManufacturer
62306 Colt's Manufacturing Company, Llc (USA)
8448603 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
Related Parts
5310-00-202-4356INTERCHANGEABLE
WASHER,FLAT
24436
5331-00-364-9434INTERCHANGEABLE
O-RING
6230-6
5996-00-479-1753INTERCHANGEABLE
AMPLIFIER,MAGNETIC
TW-62306
5331-00-807-8993INTERCHANGEABLE
O-RING
MS28775-228
3110-01-200-1161INTERCHANGEABLE
BEARING,BALL,ANNULAR
62306
4820-01-248-2378INTERCHANGEABLE
ROD END,OPERATOR VA
A62306
5330-01-318-3462INTERCHANGEABLE
PACKING,PREFORMED
62306
6210-01-380-1281INTERCHANGEABLE
LENS,LIGHT
ZA2-BV07

Frequently Asked Questions

What is NSN 1005-00-017-9550?

NSN 1005-00-017-9550 is a Receiver,upper, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-00-017-9550?

NSN 1005-00-017-9550 has 2 cross-referenced part numbers: 62306 (Colt's Manufacturing Company, Llc), 8448603 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What NSN replaces 1005-00-017-9550?

There are 8 known substitutes for 1005-00-017-9550: 5310-00-202-4356, 5331-00-364-9434, 5996-00-479-1753 and 5 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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