Attachment 1 Salient Characteristics.pdf
PDF 134 KB Posted
- Attached to
- WHITEMAN AFB//Training Rifles
- Solicitation number
- FA462525Q1057
About this file
This document is a Salient Characteristics specification for a government procurement of 15 weapon units dated 11 Aug 2025. The detailed technical specifications cover a weapon system with military-specification components, including a lower and upper receiver machined from 7075-T6 aluminum with Type III Hard Coat Anodizing, a .308 caliber Chrome Moly Vanadium steel barrel, and a 4140 Low Alloy Steel bolt carrier group. Specific components include a Magpul MBUS 3 rear sight, A Frame front sight, Leapers AR15 drop-in quad rail handguard, an ambidexterous selector with safe, semi, and full modes, and a CO2 gas system with a 14.5-inch barrel length. The weapon is configured with a Picatinny quad rail mounting system, designed for 8mm rounds, and has a 5/8" x 24 TPI muzzle thread. The weapon model is listed as UNIT 4 M4A1 USG, with design considerations for non-firearm certification.
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Other files
| File | Type | Posted |
|---|---|---|
| Questions and Answers - 25 Aug 2025.docx | DOCX document | |
| Combo Training Rifles.pdf | ||
| Attachment 2 Provisions and Clauses.pdf |
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Text version
Salient Characteristics 11 Aug 2025
The Government requires 15 each with the following salient characteristics:
• Materials/Construction:
o Lower Receiver
Mil-Spec with Rear Receiver QD Swivel Attachment Point. CNC Machined of 7075-T6 Aluminum
Type III Hard Coat Anodized.
o Upper Receiver
Mil-Spec with Indexing Marks.
CNC Machined of 7075-T6 Aluminum.
Type III Hard Coat Anodized o Barrel (Outer/Inner) Outer: Chrome Moly Vanadium Steel.308 Caliber, Mil-Spec Heavy Phosphate
Coated, and HP/MPI Tested Inner: Nickel plated, smooth bore, brass tube for 8mm Rounds o Bolt Carrier Group 4140 Low Alloy Steel; Minimal Changes to M16 Profile while allowing for Non-
Firearm Certification o Buffer
H Buffer o Sights
Magpul MBUS 3 Rear Sight;
A Frame Front Sight o Handguard Leapers AR15 Drop-in Quad Rail Handguard, Carbine-length o Charging Handle Mil-Spec Style Charging Handle Without Inner Channel for Gas Tube on Live
AR
Body CNC Machined of 7075-T6 Aluminum Handles & Latch CNC Machined of 6061-T6 Aluminum, Heavy Type III Hard Coat Anodized o Selector Ambidexterous;
Has Safe, semi & full o Receiver Extension 6 Position Mil-Spec 7075-T6 Aluminum o Buttstock Mil-Spec GI Stock o Pistol Grip Standard A1 GI Grip
• Specifications o Mounting System
Picatinny Quad Rail o Caliber
8mm o Muzzle Thread
5/8" x 24 TPI (Threads Per Inch) o Gas System
C02 o Barrel Length
14.5 Inches
• Weapon Model o UNIT 4 M4A1 USG
File details come from the government source that posted it. Updated .